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1.
Dementia (London) ; 22(6): 1241-1258, 2023 Aug.
Article in English | MEDLINE | ID: mdl-37211791

ABSTRACT

The prevalence of dementia is growing as the population and longevity increase. Caregivers of adults with dementia report stress and fatigue and often neglect their health. They also indicate the need for information to address health-related issues, including nutritional problems, of their family members with dementia (FMWD). This study examined the impact of coaching to improve family caregiver (FCG) stress and well-being and to increase the protein intake of both FCGs and their FMWD. All participants received nutrition education including a protein prescription (1.2 g/kg body weight/day) and FCGs received stress-reduction materials. Coached-group randomized participants also received weekly diet coaching and stress-reduction coaching. At baseline and 8 weeks, anthropometrics, a mini-nutritional assessment questionnaire, and diet (protein intake) were assessed in FCGs and FMWD; well-being, fatigue and strain were assessed in FCGs. Repeated two words measures analysis of variance and Fisher's exact tests examined within group and intervention effects. Twenty-five FCGs (13 coached group, 12 not-coached group) and 23 FMWD (12 coached group, 11 not-coached group) completed the study. No significant differences were found between coached and not-coached FCGs and FMWD at baseline. After 8- weeks, FCGs' protein intake significantly increased from 1.00 ± 0.17 to 1.35 ± 0.23 g/kg/body weight in the coached group and from 0.91 ± 0.19 to 1.01 ± 0.33 g/kg/body weight in the not-coached group; there was also an intervention effect (p=.01, η2 = .24). The percentage of FCGs with baseline protein intake less than prescription guidelines and with an end-of-study protein intake meeting/exceeding the prescription significantly differed, with 60% of coached FCGs versus 10% of not coached FCGs meeting the prescription. No intervention effects were shown for protein intake in FMWD or for well-being, fatigue or strain among FCGs. Diet coaching with nutrition education successfully assisted FCGs with improving their protein intake versus nutrition education alone.


Subject(s)
COVID-19 , Dementia , Mentoring , Telemedicine , Adult , Humans , Body Weight , Caregivers/education , Dietary Proteins , Family , Fatigue
2.
Nutrients ; 15(3)2023 Jan 28.
Article in English | MEDLINE | ID: mdl-36771368

ABSTRACT

According to the Centers for Disease Control and Prevention, six out of every ten adults in the United States have at least one chronic disease, and about four in ten have two or more chronic diseases [...].


Subject(s)
Nutritional Status , Adult , Humans , United States , Chronic Disease , Centers for Disease Control and Prevention, U.S.
3.
Geriatrics (Basel) ; 7(5)2022 Oct 04.
Article in English | MEDLINE | ID: mdl-36286214

ABSTRACT

Physical activity is important for healthy aging, but few older adults achieve the goal of 150 min per week of moderate activity. The purpose of this study was to employ a robust statistical approach in the analysis of the factors related to physical activity in a diverse sample of older adults. A secondary analysis of factors associated with calculated MET-h/week was conducted in a sample of 601 African Americans, Afro-Caribbeans, European Americans, and Hispanic Americans age 59 to 96 living independently in the community. Age, education, social network, pain, and depression were the five variables that accounted for a statistically significant proportion of unique variance in the model. The strongest correlation to total MET-h/week was with depression. Directionality of the relationship between these variables and physical activity is complex: while pain and depression can reduce physical activity, activity may also help to reduce pain and depression. Additionally, of note is that many of these factors may be modified, calling for the design and testing of individual, group, and community level interventions to increase physical activity in the older population.

4.
Nutrients ; 14(2)2022 Jan 16.
Article in English | MEDLINE | ID: mdl-35057556

ABSTRACT

Sufficient dietary protein intake is vital to maintaining muscle health with aging. Yet protein intake among adults is often inadequate. This study's main objective was to examine the impact of nutrition education (NE) and a per-meal protein prescription (PRx) with versus without diet coaching on protein intake. A secondary objective examined its effects on muscle health. Participants included 53 women, age 45-64 years. All participants received NE and PRx; those randomized to coached-group received 10-weeks of diet coaching. Assessments included: protein intake at baseline, weeks 4 and 12 and muscle health (muscle mass, grip strength, five-chair rise test, 4 mgait speed test). The Chi-square test examined percentages of participants meeting PRx between groups. Repeated measures analysis of variance assessed within group and intervention effects on protein intake and muscle health parameters. Protein intake (g/kg body weight) increased (p < 0.001): not-coached (n = 28) 0.8 ± 0.2 to 1.2 ± 0.3 and coached (n = 25) 1.0 ± 0.2 to 1.4 ± 0.3 with no significant difference between groups. A greater percentage of coached-group participants met (p = 0.04) breakfast (72%) and met (p < 0.001) three-meal (76%) PRx versus not-coached participants (25% and 53%, respectively). Participants in both groups exhibited significantly (p < 0.001) improved times for the five-chair rise test and 4 mgait speed test. Diet coaching in conjunction with a PRx and NE should be considered to assist individuals in improving protein intake through self-selection of protein-rich foods.


Subject(s)
Dietary Proteins/administration & dosage , Health Education/methods , Mentoring , Muscle, Skeletal/physiology , Nutrition Therapy , Aging/physiology , Analysis of Variance , Female , Hand Strength/physiology , Humans , Meals , Middle Aged , Muscle, Skeletal/anatomy & histology , Prescriptions , Risk , Sarcopenia/classification , Walking Speed
5.
Geriatrics (Basel) ; 6(2)2021 Jun 03.
Article in English | MEDLINE | ID: mdl-34204942

ABSTRACT

Over 80% of adults in the US fail to meet the ≥150 min weekly physical activity guideline; 40% age ≥ 75 are entirely inactive. The study purpose was to understand the reasons why community-dwelling older adults (age ≥ 60) from diverse backgrounds increase, sustain, or decline in their physical activity levels over time. Sixty-two older adults were interviewed. Two-thirds of the African Americans, 57% of the Afro-Caribbeans, and 50% of the European Americans reported being less active than 2-3 years ago. Reasons for activity decline included health issues (e.g., pain, shortness of breath), lack of time, interest, or motivation. Reasons for sustaining or increasing activity levels included meeting personal goals, having a purpose for remaining active, or feeling better when active (e.g., it is important to keep moving, good for the joints, going on a cruise). Themes identified were pride in maintaining activity, goal-driven activity, pushing oneself to get past pain or fatigue, and some confusion between social and physical activity in participant reports. The results indicate widespread acceptance that activity is beneficial, but that knowledge alone was insufficient to maintain activity levels over time unless individuals had a goal or purpose ("means to an end") and could overcome their physical and psychological barriers to physical activity.

6.
Public Health Nurs ; 37(1): 81-86, 2020 01.
Article in English | MEDLINE | ID: mdl-31631396

ABSTRACT

OBJECTIVE: To describe food and beverage provisions by Faith Communities from one denomination in association with events for children. DESIGN, SAMPLE AND MEASURES: Foods and beverages provided at 32 child-focused activities were documented using direct observation methodology and analyzed for contribution to food groups and per serving energy, fat, saturated fat, sugar, and sodium contents. RESULTS: Main dishes were mostly (71%) convenience/casserole-type foods, and averaged 962 mg sodium and 436 kcal, with 36% of energy from fat and 14% as saturated fat. Cheese was the main source of dairy products. Grain-based side dishes, provided at 29% of meals, included white rice, pasta, and bread. Non-starchy vegetables were provided at three (29%) meals. Fruits were served at six events. Desserts, served at 75% of events, contained 41% of energy from fat, with 17% as saturated fat, and 22 g of added sugar. Snack chips, provided at 31% of events, contributed 165 kcal mostly from fat and 243 mg of sodium. Sugar-sweetened beverages, served at 71% of events, contributed 28 g of added sugar. CONCLUSIONS: This pilot investigation identified areas for improvements in the nutritional quality of foods/beverages served at faith community child-focused events and aligns with expanding public health efforts to improve child nutrition beyond traditional settings.


Subject(s)
Child Nutritional Physiological Phenomena , Meals , Nutritive Value , Religion , Adolescent , Beverages , Child , Child Nutrition Sciences , Diet , Female , Fruit , Humans , Male , Pilot Projects , Protestantism , Snacks , Vegetables
7.
Br J Nurs ; 28(22): 1456-1460, 2019 Dec 12.
Article in English | MEDLINE | ID: mdl-31835940

ABSTRACT

Theoretical frameworks have successfully guided researchers in implementing coaching interventions to effect dietary changes in adults for both prevention and management of chronic diseases. Three such frameworks include the Transtheoretical Model (TTM), Social Cognitive Theory (SCT), and the Theory of Integrative Nurse Coaching (TINC). This article introduces each theory, followed by an overview of the coaching interventions used to effect dietary behaviour changes within each theory. A condensed version of Turner's synthesis methodology is used to determine if a conceptual connection exists among the three models/theories. The condensed version includes synthesis preparation, synthesis (comparison of converging and diverging components), synthesis refinement (conceptual connection), and a concluding discussion of all three theories related to nursing practice. This synthesis will inform the focus of interventions that aim to promote dietary changes in adults at risk of developing sarcopenia.


Subject(s)
Diet/psychology , Health Promotion/methods , Mentoring/organization & administration , Practice Patterns, Nurses' , Humans , Models, Theoretical , Psychological Theory
8.
Crit Care Nurs Clin North Am ; 31(4): 489-499, 2019 Dec.
Article in English | MEDLINE | ID: mdl-31685115

ABSTRACT

Critical illness leads to decline in muscle mass that promotes decline in physical function and psychological function and may lead to cognitive decline or dementia. Nurses are key to driving the multidisciplinary interventions that prevent protein loss and promote positive outcomes for critically ill patients.


Subject(s)
Critical Illness/therapy , Intensive Care Units , Nutritional Status/physiology , Sarcopenia/psychology , Aging , Early Ambulation , Enteral Nutrition , Humans
9.
J Nutr Gerontol Geriatr ; 38(3): 205-217, 2019.
Article in English | MEDLINE | ID: mdl-31223069

ABSTRACT

Inadequate protein intake contributes to poor nutritional status, reduced muscle mass, strength and function, and increased mortality. Evaluating differences in protein intake and related health indicators among racial/ethnic groups enables the development of targeted interventions. This study's purpose was to determine differences in protein intake, nutritional status, and muscle strength/function among 273 older African, European, and Hispanic Americans. Protein intake, nutritional status, grip strength, timed-up-and-go (TUG), and chair stand assessments were conducted. Protein intake was significantly greater among Hispanic Americans (0.96 g/kg body weight) followed by European Americans (0.83 g/kg body weight), and African Americans (0.64 g/kg body weight). Intakes by all groups were below recommendations. Low nutritional status, grip strength, chair rise, and TUG scores were observed in African Americans and European American females and were consistent with lower protein intakes. Results show significant differences among the groups and the need for interventions to improve diet and physical health.


Subject(s)
Black or African American/statistics & numerical data , Health Status Indicators , Hispanic or Latino/statistics & numerical data , White People/statistics & numerical data , Aged , Aged, 80 and over , Dietary Proteins/metabolism , Female , Florida , Geriatric Assessment , Humans , Male , Muscle Strength/physiology , Nutrition Assessment , Nutritional Status/physiology
10.
Appetite ; 126: 80-89, 2018 07 01.
Article in English | MEDLINE | ID: mdl-29604318

ABSTRACT

The aim of this study was to evaluate the psychometric properties of the Regulation of Eating Behavior Scale (REBS) in mixed-gender, American samples and to evaluate how responses differed across male and female respondents. Responses were examined in a sample of 535 undergraduate students in the Southeastern United States. A confirmatory factor analysis was used to confirm the predicted factor structure; male and female participants were analyzed in a multi-group, unconstrained configural model, with male and female participants analyzed simultaneously to allow for multi-group comparisons within the same model. Additional analyses evaluated measurement invariance, reliability of the measure in the new sample, gender differences in subscale scores, and correlations across factors. Results of confirmatory factor analysis, multi-group by gender comparisons suggested that the factor structure did not vary across genders. In addition, factor structure was consistent with the findings of the original studies examining the psychometric property of the REBS, with the exception of the 'introjected regulation' subscale, which measures regulation of eating behaviors to avoid self-enforced consequences. Consistent with expectations, female participants' ratings were higher, on average, on more autonomous forms of eating regulation; however, contrary to expectations, scores did not differ significantly between males and females on more external forms of eating regulation. Conclusions, limitations, and implications are discussed.


Subject(s)
Feeding Behavior/psychology , Psychiatric Status Rating Scales/statistics & numerical data , Sex Factors , Students/psychology , Adolescent , Appetite Regulation , Factor Analysis, Statistical , Female , Humans , Male , Psychiatric Status Rating Scales/standards , Psychometrics , Reproducibility of Results , Southeastern United States , Young Adult
11.
Nurs Forum ; 53(1): 50-60, 2018 Jan.
Article in English | MEDLINE | ID: mdl-28542898

ABSTRACT

The aim of this article is to provide clarity of the concept of health habit. Using Walker and Avant's (1983; 2010) method for conducting a concept analysis, the authors identify the attributes and characteristics of health habit, its theoretical and practical application to nursing, and sample cases to further illustrate the concept. Empirical and conceptual literature was used to inform this concept analysis. Articles and one book from 1977 to 2014 were reviewed from PsycINFO, Medline, Cumulative Index to Nursing Health Literature (CINAHL), Science Direct, EBSCOhost and Web of Science. Offering a clear definition and conceptual model of health habit provide the foundation to identify/develop appropriate measures of the concept and guide further investigation of understanding the development and sustainability of healthy habits. Additional research is needed to test the conceptual relationships between health habits and outcome variables as they apply to different groups across the age continuum.


Subject(s)
Concept Formation , Habits , Health Behavior , Humans
12.
Stress Health ; 34(1): 59-71, 2018 Feb.
Article in English | MEDLINE | ID: mdl-28516733

ABSTRACT

The interactive role of eating regulation and perceived stress on weight-related outcomes was examined among 319 sophomore year college students (110 males and 209 females). Moderated regressions were used to examine interactions between stress and eating regulation on study outcomes including body mass index (BMI) and body fat. Eating regulation moderated associations between stress and BMI and body fat outcomes. Students reporting high perceived stress, high autonomous eating regulation, low controlled regulation, and low amotivation exhibited higher outcomes (BMI and body fat) than those with similar eating regulation but lower perceived stress. Students with lower autonomous eating regulation and higher controlled regulation had no differences in study outcomes across levels of stress. College students who regulate their eating behaviours for health reasons (specifically showing autonomous regulation) exhibit higher BMI and body fat when they report higher levels of perceived stress. Health promotion programs for college students need to target education efforts towards stress reduction and healthy eating behaviours.


Subject(s)
Body Weight/physiology , Feeding Behavior/psychology , Health Behavior , Self-Control , Stress, Psychological/psychology , Students/psychology , Adolescent , Body Mass Index , Female , Humans , Male , Models, Psychological , Universities , Young Adult
13.
J Cardiovasc Nurs ; 33(1): E8-E14, 2018.
Article in English | MEDLINE | ID: mdl-28353542

ABSTRACT

BACKGROUND: Cardiovascular disease is a major cause of death for people living in the United States. African Americans bear a disproportionate burden of cardiovascular disease. Interventions designed to target multiple risk factors may facilitate elimination of cardiovascular disease health disparities. OBJECTIVE: The purpose of this study was to evaluate a culturally relevant cardiovascular health promotion intervention that could potentially reduce cardiovascular disease risk among a group of rural African American adults by improving intentions, attitudes, norms, and self-efficacy to increase produce consumption, reduce dietary saturated fat intake, and increase exercise. METHODS: A cluster randomized controlled trial design was used to evaluate the effect of the "With Every Heartbeat Is Life" cardiovascular health promotion program among rural African Americans. The African American congregants of 12 rural churches located in northern Florida were randomly assigned to either an intervention group that received a culturally relevant cardiovascular health promotion intervention or a control group. Data analysis using linear mixed model was performed to compare group differences from pretest to posttest. RESULTS: The cardiovascular health promotion intervention had a positive influence on the intentions, attitudes, norms, and self-efficacy of rural African Americans to increase produce consumption and reduce dietary saturated fat. The intervention also enhanced participants' attitudes and self-efficacy regarding exercise. CONCLUSION: The culturally relevant cardiovascular health promotion program presented to cluster groups of rural African American participants had positive influences on psychosocial variables associated with engaging in cardiovascular health recommendations. Nurse-led interventions in community settings can potentially reduce cardiovascular disease risk.


Subject(s)
Black or African American , Cardiovascular Diseases/ethnology , Cardiovascular Diseases/prevention & control , Health Education , Health Promotion , Adult , Aged , Diet , Exercise , Female , Florida , Health Behavior , Humans , Male , Middle Aged , Rural Health , Rural Population , Self Efficacy
14.
Public Health Nurs ; 34(5): 437-443, 2017 09.
Article in English | MEDLINE | ID: mdl-28635022

ABSTRACT

OBJECTIVE: To explore the food culture within faith communities (FC) in order to examine the consumption of away-from-home foods, and to provide an evidence base for the future development of healthy away-from-home meal initiatives though FCs. DESIGN AND SAMPLE: A qualitative descriptive design informed by an ethnographic method of free listing was utilized. A purposive sample of 34 FC leaders from seven distinct FCs participated in this study. RESULTS: The top five salience scores for five research questions are considered in detail. Of note, food is provided at multiple FC events including at worship time and Bible or group study, but also as part of school, youth programming, and special events. The purposes of serving food were reported to be not only for modes of entertainment and fellowship but also for promoting attendance and providing basic nutrition needs. CONCLUSIONS: Professionals practicing in public health, faith community nursing, or in community health nursing are apt to engage in focused dialogues regarding the multidimensional health problem of childhood obesity. This research study directs nurses to consider food culture as a dimension of importance, especially within FCs. Appreciating FC food culture is important because many families engage in the settings for years, decades, and possibly a life span.


Subject(s)
Culture , Faith-Based Organizations , Food , Pediatric Obesity/epidemiology , Adolescent , Adult , Aged , Aged, 80 and over , Child , Female , Humans , Male , Middle Aged , Parish Nursing , Pediatric Obesity/prevention & control , Qualitative Research , United States/epidemiology , Young Adult
15.
J Aging Phys Act ; 25(4): 525-532, 2017 Oct 01.
Article in English | MEDLINE | ID: mdl-28095084

ABSTRACT

The objective of this pilot study was to evaluate a 6-month exercise program completed by 10 older Caribbean Americans. Assessments were done at baseline and 3 and 6 months, and included walks on an instrumented mat at preferred speed, and during street crossing simulations with regular (10 s) and reduced time (5 s). There were no significant differences on preferred walking speed over time. Differences between the street crossing conditions were found only at 6 months. Significant changes over time among the assessments were found only during street crossing with reduced time. Street crossing with reduced time was the only walking condition sensitive to capture changes associated with participating in the exercise program. There was a significant increase in dorsiflexion strength overtime. At 6 months it was significantly higher than at baseline and 3 months. The program was feasible, acceptable, and had some positive effects on walking, knee flexion, and dorsiflexion strength.


Subject(s)
Exercise Therapy/methods , Muscle Strength , Preventive Health Services/methods , Walking Speed , Walking/physiology , Aged , Caribbean Region/ethnology , Female , Gait/physiology , Humans , Male , Pilot Projects , Postural Balance/physiology , Program Evaluation , Task Performance and Analysis , Time Factors , United States
16.
J Correct Health Care ; 21(4): 390-9, 2015 Oct.
Article in English | MEDLINE | ID: mdl-26276135

ABSTRACT

Given the many well-documented relationships between diet and health, growing medical care expenses for those incarcerated, and limited information on foods served in correctional facilities, this study examined the nutritional adequacy of a 28-day cycle menu used in a large county jail in Georgia. When compared with Dietary Reference Intakes, provisions of energy (female inmates only), sodium, saturated fat, and cholesterol exceeded recommendations. Magnesium, potassium, and vitamins A, D, and E met less than two thirds of recommendations. Compared with MyPlate recommendations, grains were overrepresented, while vegetables, fruits, and dairy were underrepresented in the menu. Small menu changes could improve the menu's nutrient content and potentially increase inmates' health and well-being.


Subject(s)
Diet/statistics & numerical data , Food Services/statistics & numerical data , Nutrition Policy , Prisons/statistics & numerical data , Dairy Products , Dietary Fats , Fruit , Georgia , Humans , Male , Sodium, Dietary , Vegetables
17.
Eat Behav ; 15(2): 321-7, 2014 Apr.
Article in English | MEDLINE | ID: mdl-24854827

ABSTRACT

This study investigated associations between eating regulation behaviors and body mass index (BMI), weight, and percent body fat in male and female students over the first two years of college. Subjects included 328 college students (215 females and 113 males). Height and weight (via standard techniques), body composition (via bioelectrical impedance analysis), and eating regulation behaviors (using the Regulation of Eating Behavior Scale) were conducted two to three times during both the freshman and sophomore years. Significant associations between eating regulation and BMI, weight, and/or percent body fat were shown mostly in females. In females, higher BMI, weight, and/or percent body fat at the end of the second year of college were found in those with low levels of autonomous, intrinsic motivation, and identified regulation, and high levels of amotivation, while lower BMI, weight, and/or percent body fat were associated with high levels of autonomous, intrinsic motivation, and identified regulation, and low levels of amotivation. The findings that specific eating behaviors in females during the first two years of college influence BMI, weight, and/or percent body fat may be useful for inclusion in university programs focused on college student health to help decrease the risk of obesity and disordered eating/eating disorders in female college students.


Subject(s)
Adipose Tissue , Body Composition , Body Mass Index , Body Weight , Feeding Behavior/psychology , Students/psychology , Adolescent , Alabama/epidemiology , Feeding and Eating Disorders/epidemiology , Female , Humans , Male , Obesity/epidemiology , Prospective Studies , Sex Distribution , Students/statistics & numerical data , Universities , Young Adult
18.
J Obes ; 2012: 634048, 2012.
Article in English | MEDLINE | ID: mdl-23050127

ABSTRACT

Differences in weight, body mass index (BMI), percent and absolute body fat, fat-free mass, and waist circumference were investigated in a group of males and females during the first three years (from 2007 to 2010) of college. Significant three-year gains were observed for weight 2.1 ± 4.7 kg, BMI 0.7 ± 1.6 kg/m(2), percent body fat 2.7 ± 3.3%, and fat mass 2.3 ± 3.5 kg. A significant loss of fat-free mass, -0.5 kg, was observed among females. Absolute gains in weight, BMI, and percent and absolute body fat were highest during the freshman year, followed by the junior year, and lowest during the sophomore year. Among the 70% of students gaining weight over the three years, weight gain averaged 4.3 kg. The numbers of females with over 30% body fat doubled, and the number of males with over 20% body fat increased fivefold. Initially 15% of students were classified as obese/overweight and 79% normal weight; by the end of the junior year, 24% were obese/overweight and 70% were normal weight. Efforts on college campuses to promote healthy lifestyles among its student population are needed throughout the college years.

19.
Appl Physiol Nutr Metab ; 37(6): 1118-23, 2012 Dec.
Article in English | MEDLINE | ID: mdl-22978391

ABSTRACT

The objectives of this study were to examine changes in body weight, body mass index (BMI), body composition, and shape in a group of male and female students over the 4-year college period. Anthropometric assessments including height and weight (via standard techniques), body composition (via bioelectrical impedance analysis), and body shape (via 3-dimensional body scanning) were conducted at the beginning of the freshman year and end of the senior year in 131 college students. Four-year changes included significant (p < 0.0001) gains in weight (3.0 kg), BMI (1.0 kg·m(-2)), body fat (3.6%), and absolute fat mass (3.2 kg). Males gained significantly (p < 0.0001) greater amounts of weight, BMI, percent and absolute fat mass, and fat-free mass than females. Weight change ranged from (-)8.7 to (+)16.8 kg. About 70% of the participants gained weight, which averaged 5.3 kg; significant (p < 0.0001) gains in BMI, fat-free mass, absolute fat mass, and percent body fat and significant (p < 0.0005) increases in neck, chest-bust, waist, hips, seat, and biceps circumferences were also observed in this weight gain group. The percentage of participants classified as overweight-obese increased from 18% to 31%. The number of females and males with ≥30% and 20% body fat, respectively, increased from n = 14 to n = 26 (with n = 4 exhibiting normal weight obesity) over the 4-year period. The waist circumference changes were significantly (p < 0.0001) correlated with both weight and percent body fat changes. In conclusion, the increasing prevalence of obesity and normal weight obesity among this college population suggests the need for additional health promotion strategies on college campuses.


Subject(s)
Body Composition/physiology , Body Size/physiology , Body Weight/physiology , Students , Universities , Adolescent , Anthropometry , Body Fat Distribution , Body Mass Index , Electric Impedance , Ethnicity , Female , Humans , Male , Obesity/epidemiology , Sex Factors , Time Factors , Weight Gain , Young Adult
20.
J Youth Adolesc ; 41(9): 1127-41, 2012 Sep.
Article in English | MEDLINE | ID: mdl-22447394

ABSTRACT

Obesity and high body fat percentages are a major public health issue. The percentage of obese and overweight Americans has increased over the past 30 years. On average, overweight individuals with higher percent body fat than normal weight individuals are at increased risk for numerous negative outcomes both physically and mentally. A prime time to investigate changes in body composition and associated psychological influences on decision making is during the emerging adulthood period. The first few years of college are a time when adolescents begin to regulate for themselves their own eating behaviors. Previous research shows that freshmen gain weight and increase in percent body fat during their first year of college. The current study addresses the limitations of previous research by investigating (1) individual growth in percent body fat over a longer period of time in college than previous available research and (2) important psychological and sex differences in this growth. This study measures percent body fat across the first 3 years of college at 8 time points for 542 undergraduates (351 females, 65 %; 191 males, 35 %). Longitudinal data analysis was conducted to identify changes in percent body fat, psychological predictors of those changes, and how changes differ for males and females. Our study found that significant increases exist in percent body fat during undergraduates' college years and that change differs for males and females. In addition, through the use of nested hierarchical models, eating regulation style (autonomous or controlled regulation), appearance schema (self-evaluative salience or motivational salience), and body satisfaction were identified as influential predictors of change in percent body fat. For example, young females, who do not feel in control of their physical appearance yet spend a great deal of time maintaining their appearance, have the highest initial body fat percentage and the steepest increase in percent body fat. Overall, males and females with high autonomous regulation and high motivational salience are likely to maintain (instead of increase) percent body fat over the college years. Knowing the influence of these predictors can be useful for promoting health and intervening with young adults in the college setting and other emerging adults who are not enrolled in postsecondary institutions.


Subject(s)
Adipose Tissue , Diet/statistics & numerical data , Feeding Behavior , Food Preferences , Life Style , Students/statistics & numerical data , Adolescent , Adult , Dietary Carbohydrates/administration & dosage , Dietary Fats/administration & dosage , Dietary Proteins/administration & dosage , Female , Health Knowledge, Attitudes, Practice , Humans , Longitudinal Studies , Male , Nutrition Surveys , Sex Distribution , Sex Factors , Students/psychology , Surveys and Questionnaires , United States/epidemiology , Universities , Young Adult
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