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2.
Br J Surg ; 106(4): 384-394, 2019 03.
Article in English | MEDLINE | ID: mdl-30566233

ABSTRACT

BACKGROUND: High rates of reoperation following breast-conserving surgery (BCS) for positive margins are associated with costs to healthcare providers. The aim was to assess the quality of evidence on reported re-excision costs and compare the direct patient-level costs between patients undergoing successful BCS versus reoperations after BCS. METHODS: The study used data from women who had BCS with or without reoperation at a single institution between April 2015 and March 2016. A systematic review of health economic analysis in BCS was conducted and scored using the Quality of Health Economic Studies (QHES) instrument. Financial data were retrieved using the Patient-Level Information and Costing Systems (PLICS) for patients. Exchange rates used were: US $1 = £0·75, £1 = €1·14 and US $1 = €0·85. RESULTS: The median QHES score was 47 (i.q.r. 32·5-79). Only two of nine studies scored in the upper QHES quartile (score at least 75). Costs of initial lumpectomy and reoperation were in the range US $1234-11786 and $655-9136 respectively. Over a 12-month interval, 153 patients had definitive BCS and 59 patients underwent reoperation. The median cost of reoperations after BCS (59 patients) was £4511 (range 1752-18 019), representing an additional £2136 per patient compared with BCS without reoperation (P < 0·001). CONCLUSION: The systematic review demonstrated variation in methodological approach to cost estimates and a paucity of high-quality cost estimate studies for reoperations. Extrapolating local PLICS data to a national level suggests that getting BCS right first time could result in substantial savings.


Subject(s)
Breast Neoplasms/surgery , Carcinoma, Ductal, Breast/surgery , Cost of Illness , Margins of Excision , Mastectomy, Segmental/adverse effects , Reoperation/economics , Adult , Aged , Analysis of Variance , Breast Neoplasms/mortality , Breast Neoplasms/pathology , Carcinoma, Ductal, Breast/mortality , Carcinoma, Ductal, Breast/pathology , Databases, Factual , Female , Health Care Costs , Humans , Linear Models , Mastectomy, Segmental/methods , Middle Aged , Multivariate Analysis , Reoperation/methods , Retrospective Studies , Risk Assessment , Survival Analysis , Treatment Outcome
3.
Br J Surg ; 105(12): 1615-1622, 2018 11.
Article in English | MEDLINE | ID: mdl-29993125

ABSTRACT

BACKGROUND: Surgical subspecialization has resulted in mastitis and breast abscesses being managed with unnecessary admission to hospital, prolonged inpatient stay, variable antibiotic prescribing, incision and drainage rather than percutaneous aspiration, and loss to specialist follow-up. The objective was to evaluate a best-practice algorithm with the aim of improving management of mastitis and breast abscesses across a multisite NHS Trust. The focus was on uniformity of antibiotic prescribing, ultrasound assessment, admission rates, length of hospital stay, intervention by aspiration or incision and drainage, and specialist follow-up. METHODS: Management was initially evaluated in a retrospective cohort (phase I) and subsequently compared with that in two prospective cohorts after introduction of a breast abscess and mastitis pathway. One prospective cohort was analysed immediately after introduction of the pathway (phase II), and the second was used to assess the sustainability of the quality improvements (phase III). The overall impact of the pathway was assessed by comparing data from phase I with combined data from phases II and III; results from phases II and III were compared to judge sustainability. RESULTS: Fifty-three patients were included in phase I, 61 in phase II and 80 in phase III. The management pathway and referral pro forma improved compliance with antibiotic guidelines from 34 per cent to 58·2 per cent overall (phases II and III) after implementation (P = 0·003). The improvement was maintained between phases II and III (54 and 61 per cent respectively; P = 0·684). Ultrasound assessment increased from 38 to 77·3 per cent overall (P < 0·001), in a sustained manner (75 and 79 per cent in phases II and III respectively; P = 0·894). Reductions in rates of incision and drainage (from 8 to 0·7 per cent overall; P = 0·007) were maintained (0 per cent in phase II versus 1 per cent in phase III; P = 0·381). Specialist follow-up improved consistently from 43 to 95·7 per cent overall (P < 0·001), 92 per cent in phase II and 99 per cent in phase III (P = 0·120). Rates of hospital admission and median length of stay were not significantly reduced after implementation of the pathway. CONCLUSION: A standardized approach to mastitis and breast abscess reduced undesirable practice variation, with sustained improvements in process and patient outcomes.


Subject(s)
Abscess/therapy , Breast Diseases/therapy , Practice Patterns, Physicians'/standards , Abscess/diagnostic imaging , Aftercare/statistics & numerical data , Anti-Bacterial Agents/therapeutic use , Breast Diseases/diagnostic imaging , Clinical Protocols , Critical Pathways , Drainage/methods , Female , Guideline Adherence , Hospitalization/statistics & numerical data , Humans , Length of Stay , Mastitis/diagnostic imaging , Mastitis/therapy , Practice Guidelines as Topic , Retrospective Studies , Ultrasonography, Mammary
4.
Respir Physiol Neurobiol ; 241: 36-44, 2017 07.
Article in English | MEDLINE | ID: mdl-28214604

ABSTRACT

The simultaneous measurement of the lung transfer factor for carbon monoxide (DLCO) and nitric oxide (DLNO) is now available as a powerful method for studying the alveolar-capillary gas exchange. However, application of the DLNO-CO technique in daily settings is still limited by some technical drawbacks. This paper provides a manufacturer's overview of the measuring principles, technical challenges and current available solutions for implementing the DLNO-CO measurement in to a marketed device. This includes the recent developments in technology for NO sensors, latest findings on NO uptake and new statistical methods.


Subject(s)
Carbon Monoxide/analysis , Nitric Oxide/analysis , Pulmonary Diffusing Capacity/instrumentation , Equipment Design , Humans , Pulmonary Diffusing Capacity/methods
5.
BMJ Open ; 5(7): e007319, 2015 Jul 15.
Article in English | MEDLINE | ID: mdl-26179645

ABSTRACT

OBJECTIVES: The project aim was to determine current use and documentation of medical chaperones within a major breast service unit. It explored ways of improving adherence to professional guidelines concerning chaperones. SETTING: The single centre quality improvement project was completed in a tertiary breast service unit in North West London. It was a three-stage project with initial audit in October 2013, 1st postintervention cycle in November 2013 and 2nd postintervention cycle in October 2014. PARTICIPANTS: In each study cycle, data were collected from entries in clinic notes until at least 155 encounters with documented clinical examination were analysed. All notes were of female patients. INTERVENTIONS: (1) Intervention 1st cycle: presentation and discussion of chaperone guidelines alongside reminder posters and introduction of note stamp. (2) Intervention 2nd cycle: note stamp alone. PRIMARY AND SECONDARY OUTCOME MEASURES: Documentation of chaperone offer, documentation of patient preference regarding chaperone, identifier (name or signature) of chaperone present and gender of examining clinician. RESULTS: In the 1st postintervention cycle, 69.95% documentation of chaperone offer was recorded, p<0.001, CI (59.04% to 80.76%). This result was replicated in the 2nd postintervention cycle a year later with 74.86% documentation of chaperone offer recorded, p<0.001, CI (66.41% to 83.31%). The 4.91% difference was insignificant; p=0.294, CI (14.03% to 4.21%). CONCLUSIONS: The authors suggest that a proforma approach to medical chaperones is an effective means of ensuring adherence to best practice guidelines. A stamp, or similar, that can be embedded into documentation structure is an effective example of such an approach. Improved documentation allows any problems with adherence to guidelines to be more easily identified, helping to ensure the safeguarding of patients and staff involved in intimate examinations.


Subject(s)
Documentation/standards , Medical Audit/standards , Medical Chaperones/standards , Quality Improvement/standards , Female , Guidelines as Topic , Humans , London , Male , Medical Audit/classification , Patient Preference , Physical Examination , Physician-Patient Relations , Tertiary Care Centers
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