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1.
Neurology ; 101(6): e653-e664, 2023 08 08.
Article in English | MEDLINE | ID: mdl-37316347

ABSTRACT

BACKGROUND AND OBJECTIVES: Patients with inflammatory bowel disease (IBD) are at an increased risk of thromboembolic events, but evidence on the long-term risk of stroke remains scarce. We aimed to explore whether patients with a biopsy-confirmed IBD had an increased long-term risk of stroke. METHODS: This cohort included all patients with biopsy-confirmed IBD in Sweden between 1969 and 2019 and up to 5 matched reference individuals per patient who were randomly selected from the general population and IBD-free full siblings. The primary outcome was incident overall stroke; secondary outcomes were ischemic and hemorrhagic strokes. Stroke was identified from the Swedish National Patient Register by using both primary and secondary diagnoses. Adjusted hazard ratios (aHRs) for stroke were estimated by flexible parametric survival models. RESULTS: A total of 85,006 patients with IBD (including Crohn disease [CD, n = 25,257], ulcerative colitis [UC, n = 47,354], and IBD-unclassified [IBD-U, n = 12,395]), 406,987 matched reference individuals, and 101,082 IBD-free full siblings were included in the analysis. We observed 3,720 incident strokes in patients with IBD (incidence rate [IR] 32.6 per 10,000 person-years) and 15,599 in reference individuals (IR 27.7; aHR 1.13, 95% CI 1.08-1.17). The elevated aHR remained increased even 25 years after diagnosis, corresponding to 1 additional stroke case per 93 patients with IBD until then. The excess aHR was mainly driven by ischemic stroke (aHR 1.14; 1.09-1.18) rather than hemorrhagic stroke (aHR 1.06; 0.97-1.15). The risk of ischemic stroke was significantly increased across IBD subtypes (CD [IR 23.3 vs 19.2; aHR 1.19; 1.10-1.29], UC [IR 25.7 vs 22.6; aHR 1.09; 1.04-1.16], and IBD-U [IR 30.5 vs 22.8; aHR 1.22; 1.08-1.37]). Similar results were found when patients with IBD were compared with their siblings. DISCUSSION: Patients with IBD were at an increased risk of stroke, especially of ischemic events, irrespective of the IBD subtype. The excess risk persisted even 25 years after diagnosis. These findings highlight the need for clinical vigilance about the long-term excess risk of cerebrovascular events in patients with IBD.


Subject(s)
Colitis, Ulcerative , Hemorrhagic Stroke , Inflammatory Bowel Diseases , Ischemic Stroke , Stroke , Humans , Cohort Studies , Siblings , Inflammatory Bowel Diseases/complications , Inflammatory Bowel Diseases/epidemiology , Colitis, Ulcerative/complications , Colitis, Ulcerative/epidemiology , Stroke/epidemiology , Stroke/complications , Ischemic Stroke/complications , Incidence , Risk Factors
2.
Int J Qual Stud Health Well-being ; 17(1): 2119676, 2022 Dec.
Article in English | MEDLINE | ID: mdl-36062839

ABSTRACT

PURPOSE: Resilience contributes to positive adaptation after many health conditions, but little is known about its contribution to long-term recovery after stroke. This study investigated the lived experience of resilience and participation and their relationship to quality of life after stroke in Sweden. MATERIAL AND METHOD: Semi-structured telephone interviews were conducted with 19 informants (10 male, 9 female), aged from 44-89 years and between 1 and 19 years post-stroke. Stroke severity ranged from mild (n = 8), moderate (n = 9) to severe (n = 2). Interviews were analysed using content analysis. RESULTS: The analysis resulted in an overarching theme; Life with stroke has been adapted to but not accepted, built on five subthemes: 1) Adapting and adjusting life, 2) Meaningful values in life, 3) Inner resources, 4) Support and treatment from social relations, and 5) Support and treatment from external resources. CONCLUSION: Participants described a tension between adapting and accepting life after stroke. Resilience was a useful framework, highlighting the contribution of inner, social and societal resources to recovery and quality of life, both directly and as enhanced through increased participation. Important factors for adaptation are meaningful values in life, individual strategies for adaptation and support from both social relationship and the society.


Subject(s)
Stroke Rehabilitation , Stroke , Female , Humans , Male , Qualitative Research , Quality of Life , Sweden
4.
J Stroke Cerebrovasc Dis ; 31(1): 106201, 2022 Jan.
Article in English | MEDLINE | ID: mdl-34794031

ABSTRACT

BACKGROUND: There are few large population-based studies of outcomes after subarachnoid hemorrhage (SAH) than other stroke types. METHODS: We pooled data from 13 population-based stroke incidence studies (10 studies from the INternational STRroke oUtComes sTudy (INSTRUCT) and 3 new studies; N=657). Primary outcomes were case-fatality and functional outcome (modified Rankin scale score 3-5 [poor] vs. 0-2 [good]). Harmonized patient-level factors included age, sex, health behaviours (e.g. current smoking at baseline), comorbidities (e.g.history of hypertension), baseline stroke severity (e.g. NIHSS >7) and year of stroke. We estimated predictors of case-fatality and functional outcome using Poisson regression and generalized estimating equations using log-binomial models respectively at multiple timepoints. RESULTS: Case-fatality rate was 33% at 1 month, 43% at 1 year, and 47% at 5 years. Poor functional outcome was present in 27% of survivors at 1 month and 15% at 1 year. In multivariable analysis, predictors of death at 1-month were age (per decade increase MRR 1.14 [1.07-1.22]) and SAH severity (MRR 1.87 [1.50-2.33]); at 1 year were age (MRR 1.53 [1.34-1.56]), current smoking (MRR 1.82 [1.20-2.72]) and SAH severity (MRR 3.00 [2.06-4.33]) and; at 5 years were age (MRR 1.63 [1.45-1.84]), current smoking (MRR 2.29 [1.54-3.46]) and severity of SAH (MRR 2.10 [1.44-3.05]). Predictors of poor functional outcome at 1 month were age (per decade increase RR 1.32 [1.11-1.56]) and SAH severity (RR 1.85 [1.06-3.23]), and SAH severity (RR 7.09 [3.17-15.85]) at 1 year. CONCLUSION: Although age is a non-modifiable risk factor for poor outcomes after SAH, however, severity of SAH and smoking are potential targets to improve the outcomes.


Subject(s)
Cerebrovascular Disorders/therapy , Stroke , Subarachnoid Hemorrhage/therapy , Aged , Aged, 80 and over , Female , Humans , Incidence , Male , Middle Aged , Outcome Assessment, Health Care , Risk Factors , Stroke/diagnosis , Stroke/epidemiology , Stroke/therapy , Subarachnoid Hemorrhage/diagnosis , Subarachnoid Hemorrhage/mortality , Treatment Outcome
7.
Anticancer Res ; 41(7): 3519-3522, 2021 Jul.
Article in English | MEDLINE | ID: mdl-34230147

ABSTRACT

BACKGROUND/AIM: Electrochemotherapy (ECT) is a predominately palliative treatment for cutaneous metastases where an electric field is used to increase the intracellular accumulation of a chemotherapeutic drug (bleomycin or cisplatin). ECT induces a strong anti-vascular effect and endothelial cells seem especially vulnerable. To date, almost no neurological and/or cerebrovascular complications after ECT treatment have been published. In this paper two such cases are reported. CASE REPORT: A seizure in a man treated with ECT for a basal cell carcinoma in the temporal region and a fatal ischemic stroke in a woman treated for cutaneous metastases in the neck are reported. In both cases a causal relationship to ECT treatment was strongly suspected. CONCLUSION: ECT in the head and neck can potentially cause severe neurological complications. Ultrasound is recommended for ECT treatment in the neck.


Subject(s)
Carcinoma, Basal Cell/drug therapy , Electrochemotherapy/adverse effects , Head and Neck Neoplasms/drug therapy , Head/pathology , Neck/pathology , Nervous System Diseases/chemically induced , Skin Neoplasms/drug therapy , Aged , Aged, 80 and over , Carcinoma, Basal Cell/pathology , Endothelial Cells/drug effects , Endothelial Cells/pathology , Female , Head and Neck Neoplasms/pathology , Humans , Male , Nervous System Diseases/pathology , Skin Neoplasms/pathology
8.
J Stroke Cerebrovasc Dis ; 30(10): 106000, 2021 Oct.
Article in English | MEDLINE | ID: mdl-34314983

ABSTRACT

OBJECTIVES: The purpose of this study was to evaluate the prevalence and impact of stroke-related comorbidity in a community-based sample of stroke survivors. We sought to find out which types of comorbidity that were most important with respect to the patients' functional outcomes and general health. MATERIALS AND METHODS: All stroke survivors (n = 330) living in a medium-sized Swedish municipality were included. Patient records were reviewed to determine the presence of comorbidities. A selection of patient reported outcomes were used to assess subjective symptoms, functional outcomes, and general health. Logistic regression models were used to investigate the association between comorbidities, residual symptoms, and subjective symptoms on the one hand, and functional outcomes and general health on the other hand. RESULTS: Hypertension (80%) was the most common cardiovascular risk factor. Ischemic heart disease was found in 18% and congestive heart failure in 10%. Of non-cardiovascular disorders, orthopaedic diseases were commonest (30%). Psychiatric disorders and cognitive impairment were present in 11% and 12% respectively. Hemiparesis is associated with both functional outcomes and general health. Additionally, orthopedic disorders, vertigo, cognitive impairment, nicotine use, chronic pulmonary disorders, and age, are associated with different functional outcomes. Psychiatric, orthopedic and neurological disorders are related to general health. The patient-reported outcome measure "feeling of tiredness" is important for many of the outcomes, while "feeling depressed" and "having pain" are associated with general health. CONCLUSIONS: Many medical conditions, several of which have received little attention so far, are associated with functional outcome and general health in stroke survivors. If the intention is to describe comorbidity relevant to function and general health in stroke patients, disorders that hitherto have received little attention, must be considered.


Subject(s)
Functional Status , Stroke/epidemiology , Adult , Aged , Aged, 80 and over , Comorbidity , Humans , Male , Mental Health , Middle Aged , Prevalence , Prognosis , Risk Assessment , Risk Factors , Stroke/diagnosis , Stroke/physiopathology , Stroke/psychology , Sweden/epidemiology
9.
J Bodyw Mov Ther ; 26: 505-514, 2021 Apr.
Article in English | MEDLINE | ID: mdl-33992289

ABSTRACT

INTRODUCTION: Daytime tiredness is a risk factor for poor health and well-being in the short and long term and is often associated with sleep problems, stress-related mental health complaints and decreased school functioning. This study investigates the effect of an 8 month dance intervention study on daytime tiredness, alertness, sleep duration, sleep quality and school satisfaction. METHODS: Randomized controlled intervention study that included a total of 112 girls aged 13-18 years old with stress-related somatic and mental health problems. Dance intervention with focus on enjoyment were performed semiweekly for 8 months. Questionnaire-based measurements regarding self-reported daytime tiredness, alertness, school satisfaction, sleep duration and quality were evaluated at baseline and at 8-, 12- and 20- month follow-ups. RESULTS: Daytime tiredness decreased significantly in the dance group compared to control group at all follow-ups. Alertness increased significant within the dance group, but there were no significant difference compared to the controls. Significant improvements were found in all sleep quality items within the dance group, between groups only one significant result was found. No conclusive changes in sleep duration were observed. School satisfaction increased significantly in the dance intervention group; however, its significance compared to that of the control group faded after adjustment for differences between groups at baseline. CONCLUSIONS: This study suggests that a dance intervention focusing on enjoyment can be effective in decreasing daytime tiredness. This study also adds to the growing body of evidence for the benefits of using nonpharmacological interventions to decrease stress-related problems among adolescents.


Subject(s)
Personal Satisfaction , Schools , Adolescent , Fatigue/therapy , Female , Humans , Mental Health , Surveys and Questionnaires
10.
Eur Stroke J ; 6(1): 53-61, 2021 Mar.
Article in English | MEDLINE | ID: mdl-33817335

ABSTRACT

INTRODUCTION: Recent trials report positive results for preventing vascular events with dual antiplatelet therapy (DAPT) in patients with high-risk TIA or minor ischemic stroke. We aimed to investigate this population regarding influence of age on vascular risk factors, hospital stay and mortality. PATIENTS AND METHODS: Data on patients aged 40-100 years with TIA or ischemic stroke in the Swedish Stroke Register during 2012-13 were linked with national registers. To identify patients with high-risk TIA (ABCD2 ≥6) or minor ischemic stroke (NIHSS ≤5) eligible for DAPT, we excluded patients with atrial fibrillation, anticoagulant use, prior major bleeding, or unknown stroke severity. FINDINGS: We identified 10,053 potential DAPT-candidates (mean age 72.6 years, 45.2% female, 16.4% with TIA). With advancing age, most vascular risk factors increased. Antiplatelet treatment increased from 31.9% before the event to 95.5% after discharge. Within 1 year following index event, the proportion of patients with ≥1 re-admission increased with age (29.2% in 40-64 year-olds; 47.2% in 85-100 year-olds). All-cause death per 100 person-years was 6.9 (95% CI 6.4-7.4) within 1 year, and highest in the first 30 days (15.2; 95% CI 12.8-18.2). For each year of increased age, the risk of death increased with 3.5% (p = 0.128) in patients 40-64 years and with 11.8% (p < 0.001) in those ≥85 years. CONCLUSIONS: While in theory representing a subset of patients with mild injury, our observational study highlights substantial use of health-care resources and high mortality rates among patients with high-risk TIA or minor ischemic stroke assumed eligible for DAPT.

11.
Clin Epidemiol ; 13: 21-41, 2021.
Article in English | MEDLINE | ID: mdl-33469380

ABSTRACT

PURPOSE: Comorbidity indices are often used to measure comorbidities in register-based research. We aimed to adapt the Charlson comorbidity index (CCI) to a Swedish setting. METHODS: Four versions of the CCI were compared and evaluated by disease-specific experts. RESULTS: We created a cohesive coding system for CCI to 1) harmonize the content between different international classification of disease codes (ICD-7,8,9,10), 2) delete incorrect codes, 3) enhance the distinction between mild, moderate or severe disease (and between diabetes with and without end-organ damage), 4) minimize duplication of codes, and 5) briefly explain the meaning of individual codes in writing. CONCLUSION: This work may provide an integrated and efficient coding algorithm for CCI to be used in medical register-based research in Sweden.

12.
Int J Qual Stud Health Well-being ; 16(1): 1857044, 2021 Dec.
Article in English | MEDLINE | ID: mdl-33323049

ABSTRACT

Purpose: To describe experiences of living with balance limitations after first-ever stroke. Materials and methods: This study has a qualitative design, comprising interviews with 19 persons with first-ever stroke, ten women and nine men. Their mean age was 77 years and the mean time since stroke was 15 months. Stroke survivors who were able to walk outdoors with or without a walking aid and who were independent in toileting and dressing were invited to participate. Semi-structured individual interviews were performed. An inductive qualitative content analysis of the manifest and latent content was conducted. Results: The results are presented in two themes illustrating the latent content of the data, "Feeling dizzy and unstable is a continuous challenge" and "Feeling confidence despite dizziness and unsteadiness", and seven categories illustrating the manifest content: Limitations in daily life; Being emotionally affected; The need for physical support; Everything takes time; I can still manage; Feelings of acceptance; and Finding individual solutions. Conclusions: All participants experienced the balance limitations as a continuous challenge in their everyday life, yet they also felt confidence. They had to some degree adapted their activities and were able to manage their daily life.


Subject(s)
Postural Balance , Stroke Rehabilitation , Survivors/psychology , Activities of Daily Living , Adult , Aged , Aged, 80 and over , Female , Humans , Interviews as Topic , Male , Middle Aged , Qualitative Research
13.
Acta Neurol Scand ; 143(2): 210-216, 2021 Feb.
Article in English | MEDLINE | ID: mdl-33016341

ABSTRACT

OBJECTIVES: Many patients who have had stroke survive with functional disability for years. Stroke prevalence is a fundamental measure of the impact of stroke in society. Stroke prevalence has never been evaluated in Sweden. MATERIALS & METHODS: In this study, we use a registry-based method, using three overlapping Swedish registers, namely, the Swedish Stroke Register (Riksstroke), the National Patient Register, and a primary healthcare-based patient register. Data were gathered from these registers and cross-checked with the population register as per December 31st, 2019, with respect to stroke survivors (ICD-10 I60-I69) living in Kumla (population 21,738), a municipality well representative of Sweden. RESULTS: A total of 330 individuals with stroke were found, of which 42% were women. The mean age was 74.1 years in men and 75.1 years in women. 11.5% of the patients had more than one stroke. The mean duration since the first stroke was 8.3 years. The crude prevalence per 100,000 was 1754 in men, 1281 in women, and 1518 in both sexes. Adjusted to the European population, the ratio was 1570 per 100,000, and to the World population 936 per 100,000. CONCLUSIONS: In spite of a declining stroke incidence in Sweden, the stroke prevalence in Kumla, Sweden, is relatively high. Comparisons with other studies indicate that a decline in prevalence may have occurred since the early 2000s. Modern registers can support data collection, but the index stroke may have occurred almost forty years back in time.


Subject(s)
Stroke/epidemiology , Adult , Aged , Aged, 80 and over , Female , Humans , Male , Middle Aged , Prevalence , Registries/statistics & numerical data , Sweden , Urban Population/statistics & numerical data
14.
Handb Clin Neurol ; 175: 299-312, 2020.
Article in English | MEDLINE | ID: mdl-33008533

ABSTRACT

Sex disparities within the field of stroke, including subarachnoid hemorrhages (SAHs), have been in focus during the last 2 decades. It is clear that stroke incidence is higher in men, and also that men have their first stroke earlier than women. On the other hand, women have more severe strokes, mainly because cardioembolic strokes are more common in women. This leads to higher case fatality and worse functional outcome in women. It has often been pointed out that women more often have nontraditional stroke symptoms, and therefore may seek medical help later. After discharge from the hospital, female stroke survivors live alone in many cases and are dependent on external care. Therefore, these women frequently rate their quality of life (QoL) lower than men do. Female spouses more often provide help to their male stroke survivors than the reverse, and they accept a heavier burden. These caregivers are at high risk for depression, low QoL, and low psychologic wellbeing. SAH is a special form of stroke, often caused by a ruptured aneurysm. It is about 20% more common in women. The case fatality is high, but does not differ between the sexes.


Subject(s)
Stroke , Subarachnoid Hemorrhage , Female , Humans , Incidence , Male , Quality of Life , Sex Characteristics , Sex Factors , Stroke/epidemiology , Subarachnoid Hemorrhage/epidemiology , Subarachnoid Hemorrhage/therapy , Survivors
15.
Womens Health Rep (New Rochelle) ; 1(1): 190-202, 2020.
Article in English | MEDLINE | ID: mdl-33786481

ABSTRACT

Objectives: To examine sex differences in disease profiles, management, and survival at 1 and 5 years after ischemic stroke (IS) among people with atrial fibrillation (AF). Methods: We performed a systematic literature search of reports of AF at IS onset according to sex. We undertook an individual participant data meta-analysis (IPDMA) of nine population-based stroke incidence studies conducted in Australasia, Europe, and South America (1993-2014). Poisson regression was used to estimate women:men mortality rate ratios (MRRs). Study-specific MRRs were combined using random effects meta-analysis. Results: In our meta-analysis based on aggregated data from 101 studies, the pooled AF prevalence was 23% (95% confidence interval [CI]: 22%-25%) in women and 17% (15%-18%) in men. Our IPDMA is of 1,862 IS-AF cases, with women (79.2 ± 9.1, years) being older than men (76.5 ± 9.5, years). Crude pooled mortality rate was greater for women than for men (1-year MRR 1.24; 1.01-1.51; 5-year 1.12; 1.03-1.22). However, the sex difference was greatly attenuated after accounting for age, prestroke function, and stroke severity (1-year 1.09; 0.97-1.22; 5-year 0.98; 0.84-1.16). Women were less likely to have anticoagulant prescription at discharge (odds ratio [OR] 0.94; 95% CI: 0.89-0.98) than men when pooling IPDMA and aggregated data. Conclusions: AF was more prevalent after IS among women than among men. Among IS-AF cases, women were less likely to receive anticoagulant agents at discharge; however, greater mortality rate in women was mostly attributable to prestroke factors. Further information needs to be collected in population-based studies to understand the reasons for lower treatment of AF in women.

16.
Physiother Theory Pract ; 36(1): 211-218, 2020 Jan.
Article in English | MEDLINE | ID: mdl-29873590

ABSTRACT

Background and Purpose: After stroke, asymmetric weight distribution is common with decreased balance control in standing and walking. The six-spot step test (SSST) includes a 5-m walk during which one leg shoves wooden blocks out of circles marked on the floor, thus assessing the ability to take load on each leg. The aim of the present study was to investigate the convergent and discriminant validity and test-retest reliability of the SSST in persons with stroke. Methods: Eighty-one participants were included. A cross-sectional study was performed, in which the SSST was conducted twice, 3-7 days apart. Validity was investigated using measures of dynamic balance and walking. Reliability was assessed using intraclass correlation coefficient, standard error of the measurement (SEM), and smallest real difference (SRD). Results: The convergent validity was strong to moderate, and the test-retest reliability was good. The SEM% was 14.7%, and the SRD% was 40.8% based on the mean of four walks shoving twice with the paretic and twice with the non-paretic leg. Conclusion: Values on random measurement error were high affecting the use of the SSST for follow-up evaluations but the SSST can be a complementary measure of gait and balance.


Subject(s)
Exercise Test/standards , Gait Disorders, Neurologic/physiopathology , Neurologic Examination/methods , Postural Balance , Stroke/physiopathology , Aged , Aged, 80 and over , Cross-Sectional Studies , Disability Evaluation , Humans , Male , Middle Aged , Reproducibility of Results
17.
Int J Stroke ; 15(1): 61-68, 2020 01.
Article in English | MEDLINE | ID: mdl-30484749

ABSTRACT

BACKGROUND: Statins are important components of secondary stroke prevention, but there is a concern they may increase the risk of intracerebral hemorrhage. Although this risk may have been overestimated, there is still an open question whether statin therapy should be continued, or even initiated, in patients who have had a recent intracerebral hemorrhage. AIM: Our aim was to investigate the risk of statin use after an intracerebral hemorrhage with respect to recurrent intracerebral hemorrhage, stroke in general, and death. METHODS: This observational study was based on patients with a first intracerebral hemorrhage in 2004 through 2009. Clinical characteristics, index intracerebral hemorrhage, and recurrent intracerebral hemorrhages were identified by the Swedish Stroke Register; additional data on comorbidities and vital status were retrieved through record linkages to national registers. A propensity score for the likelihood of receiving statins at discharge was developed and used with other established risk factors in a multivariable analysis. RESULTS: Of 6082 intracerebral hemorrhage patients (mean age 69.6 years), 1097 (18%) were prescribed statins at discharge. During the follow-up (mean 3.1 years), 1434 (23.6%) deaths and 234 (3.8%) recurrent intracerebral hemorrhages were observed. Statin therapy was associated with a reduced risk of death (adjusted hazard ratio: 0.71; 95% confidence interval: 0.60-0.84) but not with the risk of recurrent intracerebral hemorrhage (adjusted hazard ratio: 0.82; 95% confidence interval: 0.55-1.22). CONCLUSIONS: This study provides some reassurance that statins may be safe to use, in at least some patients, after an intracerebral hemorrhage. In patients with intracerebral hemorrhage, statin use was associated with a reduced risk of death, without an increased risk of recurrent intracerebral hemorrhage.


Subject(s)
Cerebral Hemorrhage/drug therapy , Hydroxymethylglutaryl-CoA Reductase Inhibitors/therapeutic use , Secondary Prevention/methods , Aged , Cerebral Hemorrhage/mortality , Female , Humans , Male , Recurrence , Registries/statistics & numerical data
18.
Cerebrovasc Dis ; 48(3-6): 149-156, 2019.
Article in English | MEDLINE | ID: mdl-31678972

ABSTRACT

BACKGROUND AND PURPOSE: A stroke incidence study in -Örebro, situated in Southern Sweden, that was carried out in 1999 showed high incidence rates. Since then, in many Western countries, declining incidence rates have been observed. The main purpose of this study is to examine whether there have been any changes in stroke incidence in the city of -Örebro between 1999 and 2017. Secondary purposes are to show trends in stroke severity, length of stay and case fatality (CF). METHODS: The criterion of an "ideal" stroke incidence study was used in both the 1999 and the present investigation. These criteria include uniform diagnostics, case ascertainment including strokes managed outside the hospital, and the use of several overlapping sources, prospective design, well-defined denominator, and a large population. RESULTS: The overall stroke incidence rate of first ever stroke (adjusted to the 2013 European population) dropped from 346/100,000 (95% CI 314-380) to 168/100,000 (95% CI 148-190). Stroke severity declined from a median of 6 to 4 points on the National Institute of Health Stroke scale. CF within 28 days also declined from 19 to 16% (n.s.). Median length-of-stay in hospital was 16 days in 1999, and 10 days in 2017. Twenty-one per cent of all kinds of stroke were recurrent (not included in the above results). CONCLUSIONS: During the years between 1999 and 2017, there have been reductions in stroke incidence, severity and mortality. The explanation is most likely to be found in the prevalence of risk factors and how they are treated. The use of antihypertensives and statins has increased, corresponding to lower levels of blood pressure and cholesterol in the population. The use of anticoagulants in patients with atrial fibrillation has increased. Cigarette smoking has decreased. These are encouraging results that show that preventive medication and public health measures work in practice.


Subject(s)
Stroke/epidemiology , Adolescent , Adult , Aged , Aged, 80 and over , Child , Child, Preschool , Female , Humans , Incidence , Infant , Infant, Newborn , Length of Stay , Male , Middle Aged , Prevalence , Preventive Health Services , Prognosis , Prospective Studies , Recurrence , Risk Factors , Severity of Illness Index , Stroke/diagnosis , Stroke/mortality , Stroke/therapy , Sweden/epidemiology , Time Factors , Young Adult
19.
J Am Heart Assoc ; 8(1): e010235, 2019 01 08.
Article in English | MEDLINE | ID: mdl-30590965

ABSTRACT

Background Women have worse outcomes after stroke than men, and this may be partly explained by stroke severity. We examined factors contributing to sex differences in severity of acute stroke assessed by the National Institutes of Health Stroke Scale. Methods and Results We pooled individual participant data with National Institutes of Health Stroke Scale assessment (N=6343) from 8 population-based stroke incidence studies (1996-2014), forming part of INSTRUCT (International Stroke Outcomes Study). Information on sociodemographics, stroke-related clinical factors, comorbidities, and pre-stroke function were obtained. Within each study, relative risk regression using log-binominal modeling was used to estimate the female:male relative risk ( RR ) of more severe stroke (National Institutes of Health Stroke Scale>7) stratified by stroke type (ischemic stroke and intracerebral hemorrhage). Study-specific unadjusted and adjusted RR s, controlling for confounding variables, were pooled using random-effects meta-analysis. National Institutes of Health Stroke Scale data were recorded in 5326 (96%) of 5570 cases with ischemic stroke and 773 (90%) of 855 participants with intracerebral hemorrhage. The pooled unadjusted female:male RR for severe ischemic stroke was 1.35 (95% CI 1.24-1.46). The sex difference in severity was attenuated after adjustment for age, pre-stroke dependency, and atrial fibrillation but remained statistically significant (pooled RR adjusted 1.20, 95% CI 1.10-1.30). There was no sex difference in severity for intracerebral hemorrhage ( RR crude 1.08, 95% CI 0.97-1.21; RR adjusted 1.08, 95% CI 0.96-1.20). Conclusions Although women presented with more severe ischemic stroke than men, much although not all of the difference was explained by pre-stroke factors. Sex differences could potentially be ameliorated by strategies to improve pre-stroke health in the elderly, the majority of whom are women. Further research on the potential biological origin of sex differences in stroke severity may also be warranted.


Subject(s)
Brain Ischemia/epidemiology , Risk Assessment/methods , Brain Ischemia/diagnosis , Global Health , Humans , Incidence , Risk Factors , Severity of Illness Index , Sex Distribution
20.
Neurology ; 90(22): e1945-e1953, 2018 05 29.
Article in English | MEDLINE | ID: mdl-29703773

ABSTRACT

OBJECTIVE: To examine factors contributing to the sex differences in functional outcomes and participation restriction after stroke. METHODS: Individual participant data on long-term functional outcome or participation restriction (i.e., handicap) were obtained from 11 stroke incidence studies (1993-2014). Multivariable log-binomial regression was used to estimate the female:male relative risk (RR) of poor functional outcome (modified Rankin Scale score >2 or Barthel Index score <20) at 1 year (10 studies, n = 4,852) and 5 years (7 studies, n = 2,226). Multivariable linear regression was used to compare the mean difference (MD) in participation restriction by use of the London Handicap Scale (range 0-100 with lower scores indicating poorer outcome) for women compared to men at 5 years (2 studies, n = 617). For each outcome, study-specific estimates adjusted for confounding factors (e.g., sociodemographics, stroke-related factors) were combined with the use of random-effects meta-analysis. RESULTS: In unadjusted analyses, women experienced worse functional outcomes after stroke than men (1 year: pooled RRunadjusted 1.32, 95% confidence interval [CI] 1.18-1.48; 5 years: RRunadjusted 1.31, 95% CI 1.16-1.47). However, this difference was greatly attenuated after adjustment for age, prestroke dependency, and stroke severity (1 year: RRadjusted 1.08, 95% CI 0.97-1.20; 5 years: RRadjusted 1.05, 95% CI 0.94-1.18). Women also had greater participation restriction than men (pooled MDunadjusted -5.55, 95% CI -8.47 to -2.63), but this difference was again attenuated after adjustment for the aforementioned factors (MDadjusted -2.48, 95% CI -4.99 to 0.03). CONCLUSIONS: Worse outcomes after stroke among women were explained mostly by age, stroke severity, and prestroke dependency, suggesting these potential targets to improve the outcomes after stroke in women.


Subject(s)
Recovery of Function , Stroke Rehabilitation , Female , Humans , Male , Risk Factors , Sex Factors
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