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Resumos (5 ingles)

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Subject: Resumos (5 ingles)
From: "edmundo" <drummond@xxxxxxxxxxxxx>
Date: Mon, 20 Jan 2003 20:20:53 -0200
A quem interessar,
Edmundo de Drummond Alves Junior
Administrador da lista cevidosos-L
Orces C.H., Lee S., Bradshaw B.  

Sex and ethnic differences in hip fracture-related mortality in Texas, 1990 
through 1998. 
Tex Med 2002 Dec;98(12):56-8. 
Hip fracture, the most serious complication of osteoporosis, is associated with 
considerable morbidity and mortality. Knowledge of hip fracture-related 
mortality rates by age, sex, and ethnicity as well as temporal changes in 
mortality are important for health planners to implement programs aimed at 
awareness and prevention of hip fractures. This study determines adjusted death 
rates in Texas by age, sex, and ethnic group from 1990 through 1998 and 
describes trends in mortality during the 9-year period. Upward trends in 
mortality were observed for both sexes in whites and blacks. Hispanics showed 
trends toward decreasing mortality rates. The highest mortality rates were 
observed in whites, predominantly in persons 80 years and older. Furthermore, 
rates in men by ethnic group consistently exceeded those in women. As the 
population ages, hip fractures are becoming a major public health problem in 
Texas that will likely increase unless fall prevention strategies and treatment 
of osteoporosis in elderly people are improved 

Montgomery P., Dennis J.  

Physical exercise for sleep problems in adults aged 60+ (Cochrane Review). 
Cochrane Database Syst Rev 2002;(4):CD003404. 
BACKGROUND: The prevalence of sleep problems in adulthood increases with age. 
While not all sleep changes are pathological in later life, severedisturbances 
may lead to depression, cognitive impairments, deterioration of quality of 
life, significant stresses for carers and increased healthcare costs. The most 
common treatment for sleep disorders (particularly insomnia) is 
pharmacological. The efficacy of non-drug interventions has been suggested to 
be slower than pharmacological methods, but with no risk of drug-related 
tolerance or dependency. Physical exercise, taken regularly, may promote 
relaxation and raise core body temperature in ways that are beneficial to 
initiating and maintaining sleep. OBJECTIVES: To assess the efficacy of 
physical exercise amongst older adults (aged 60 and above). SEARCH STRATEGY: We 
searched: MEDLINE (1966 - October 2001); EMBASE (1980 - January 2002), CINAHL ( 
1982 - January 2002; PsychINFO 1887 to 2002; The Cochrane Library (Issue 1, 
2002); National Research Register (NRR [2002]). Bibliographiesof existing 
reviews in the area, as well as of all trial reports obtained,were searched. 
Experts in the field were consulted. SELECTION CRITERIA: Randomised controlled 
trials of physical exercise for primary insomnia where 80% or more of 
participants were over the age of 60. Participants must havebeen screened to 
exclude those with dementia and/or depression. DATA COLLECTION AND ANALYSIS: 
Abstracts of studies identified in searches of electronic databases were read 
and assessed to determine whether they might meet the inclusion criteria. Data 
were analysed separately depending on whether results had been obtained 
subjectively or objectively. MAIN RESULTS: One trial, including 43 participants 
with insomnia, examined the effectiveness of exercise in a population within an 
elderly population. At post-treatment, sleep onset latency improved slightly 
for both men and women. Total sleep duration, sleep onset latency and scores on 
a scale of global sleep quality showed significant improvement. Improvements in 
sleep efficiency were not significant. In some cases improvements indicated 
falls to below what are usually considered pathological levels but the wide 
confidence intervals and small sample size indicate that these findings must be 
interpreted with caution. REVIEWER'S CONCLUSIONS: When the possible 
side-effects of standard treatment (hypnotics) are considered, there is an 
argument to be made for clinical use of alternative treatments in the elderly. 
Exercise, though not appropriate for all in this population, may enhance sleep 
and contribute to an increased quality of life. Research involving exercise 
programmes designed with the elderly in mind is needed.
Weissberger A.J., Anastasiadis A.D., Sturgess I., Martin F.C., Smith M.A., 
Sonksen P.H.  

Recombinant human growth hormone treatment in elderly patients undergoing 
elective total hip replacement. 
Clin Endocrinol (Oxf) 2003 Jan;58(1):99-107. 
OBJECTIVE: Measures to prevent postoperative catabolism may be of greatest 
benefit in the elderly because of their reduced lean tissue reserve. We 
examined the effects of recombinant human growth hormone (GH) treatment on body 
composition and physical performance in elderly patients undergoing elective 
total hip replacement. METHODS: We recruited 33 patients (aged 60-82 years) 
scheduled for hip replacement. The study was double-blind and 
placebo-controlled with parallel groups. GH or placebo was administeredfor 14 
weeks preoperatively (target GH dose 0.04 U/kg/day) and 4 weeks postoperatively 
(with dose doubled for first 2 weeks postoperatively). Serum IGF-I, body 
composition, mid-thigh muscle cross-sectional area, muscle strength and 4-min 
walking distance were measured at baseline, 2-3 days preoperatively and 4 weeks 
postoperatively. RESULTS: Mean serum IGF-I doubled during GH treatment. Lean 
body mass increased preoperatively by an average of 5.2% (representing 1.8 kg) 
with GH treatment (P < 0.05 vs. placebo), but fellpostoperatively by 3% in both 
groups. Similar changes pre- and postoperatively were seen for mid-thigh muscle 
cross-sectional area, such that there was no net loss in the GH group but a 
fall of more than 10% in the placebo group (P < 0.005 vs. GH). There was a 
trend towards a favourable effect of GH on strength in the majority of muscles 
tested, but this was significant only for the abductors of the nonoperated hip 
(P < 0.02), where there was a 7% increase in strength over the whole study 
compared with a 25% decrease in the placebo group. Four-minute walking distance 
improved postoperatively by a mean of 26.9 m in the GH group compared with a 
19.5 m reduction in theplacebo group (P < 0.05). Dose-related side-effects were 
seen in the majority of patients receiving GH. CONCLUSIONS: In elderly patients 
undergoing total hip replacement, preoperative GH treatment results in 
improvements in lean body mass and skeletal muscle mass that are sufficient to 
offset postoperative losses. The treatment may also preserve or improve muscle 
strengthand postoperative walking ability 

Huang L.H., Chen S.W., Yu Y.P., Chen P.R., Lin Y.C.  

The effectiveness of health promotion education programs for community elderly. 
J Nurs Res 2002 Dec;10(4):261-70. 
The purpose of this study was to examine the effectiveness of health promotion 
education programs for a group of elderly residents in a community. A one group 
pre- and post-test design was used in this study. Nurses, dietitians, and 
physical education teachers worked collaboratively to provide a series of 
comprehensive, integrated education programs. Course content included healthy 
life style and health promotion, disease prevention, nutrition, exercise, and 
medication education. A total of 140 elderly participated in this study. 
Ninety- seven subjects attended all of the educationprograms. A structured 
questionnaire was used for data collection. Information about demographics, 
health status, health promotion knowledge and behaviors was included. The 
health promotion behavior data were collected twice. The initial data set was 
collected prior to the first course and the second after the fifth course. 
Health promotion knowledge was assessed pre- andpost-test in the second, third, 
and fourth courses. The research findings revealed that the education programs 
were effective in improving elderly health promotion knowledge and behaviors. 
The scores for health promotion knowledge and positive health behaviors were 
high among subjects who were aged65-69 years, were married, lived with family 
members and had higher education levels. The results could be used as a 
reference in future health promotion education in the community 

Tsai J.C., Chan P., Wang C.H., Jeng C., Hsieh M.H., Kao P.F., Chen Y.J., Liu 
J.C.  

The effects of exercise training on walking function and perception of health 
status in elderly patients with peripheral arterial occlusive disease. 
J Intern Med 2002 Nov;252(5):448-55. 
OBJECTIVE: To determine the effects of 12-week exercise programme on ambulatory 
function, free-living daily physical activity and health-related quality of 
life in disabled older patients with intermittent claudication. DESIGN: 
Prospective, randomized controlled trial. SETTING: University Medical Center 
and Veterans Affairs Medical Center, Taipei, Taiwan. SUBJECTS: Thirty-two of 64 
patients with Fontaine stage II peripheral arterial occlusive disease (PAOD) 
were randomized to exercise training and 32 to usual care control. Five 
patients from the exercise group and six patients fromthe control group dropped 
out, leaving 27 and 26 patients, respectively, completing the study in each 
group. INTERVENTIONS: Twelve weeks of treadmillexercise training. MAIN OUTCOME 
MEASURES: Treadmill walking time to onset of claudication pain and to maximal 
claudication pain, 6-min walk distance,self-reported ambulatory ability and 
perceived health-related quality of life (QOL). RESULTS: Compliance of exercise 
programme was 83% of the possible sessions. Exercise training increased 
treadmill walking time to onset of claudication pain by 88% (P < 0.001), time 
to maximal pain by 70% (P < 0.001), and 6-min walk distance by 21% (P < 0.001). 
SUBJECTS: Perception of health-related QOL improved from 12% to 178% in the 
exercise group. These improvements were significantly better than the changes 
in the control group (P< 0.05). CONCLUSIONS: Significant improvements in 
claudication following 12-week exercise training in elderly PAOD patients were 
observed. Increase in treadmill walking time to maximal claudication pain in 
these patients translated into the improvement of perceived physical health, 
which enabled the patients to become more functionally independent. 
     


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