Association between body mass index and osteoporosis in women from northwestern Rio Grande do Sul.
Rev Bras Reumatol Engl Ed
; 57(4): 299-305, 2017.
Article
em En, Pt
| MEDLINE
| ID: mdl-28743356
OBJECTIVE: To investigate the association between body mass index (BMI) and bone mineral density (BMD) in postmenopausal women. METHODS: Observational study with postmenopausal women who underwent bone densitometry in Palmeira das Missões - RS. Sociodemographic data, risk for osteoporosis and food intake were assessed through a specific form. BMI was calculated according to WHO criteria. The assessment of BMD was performed by dual-energy X-ray absorptiometry (DXA) and classified according to WHO. Statistical analysis was performed using prevalence ratios (PR) and their respective 95% confidence intervals for the factors studied. Variables associated with p<0.20 with the different outcomes (osteopenia and osteoporosis) were included in a Poisson regression model with robust variance to adjust for potential confounding factors. A 5% significance level was considered. RESULTS: 393 postmenopausal women with a mean age of 59.6±8.2 years participated. After the adjustments, the normal weight women had 1.2 times the prevalence of osteopenia of obese women (PR=1.2; CI 95% 1.3-1.5). Considering osteoporosis, the PR of euthophic women was twice the PR of obese women (PR=2; CI 95% 1.4-2.9) and was 1.7 times greater for overweight group compared to obese category (PR=1.7; CI 95% 1.2-2.5). CONCLUSION: Obese women had lower prevalence of osteopenia compared with normal weight subjects and also with lower prevalence of osteoporosis as compared to normal- and overweight women.
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Índice de Massa Corporal
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Osteoporose Pós-Menopausa
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Obesidade
Tipo de estudo:
Observational_studies
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Prevalence_studies
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Prognostic_studies
Limite:
Aged
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Female
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Humans
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Middle aged
País/Região como assunto:
America do sul
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Brasil
Idioma:
En
/
Pt
Revista:
Rev Bras Reumatol Engl Ed
Ano de publicação:
2017
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Brasil