Body mass index and hypertension hemodynamic subtypes in Yi farmers and migrants.

Objective: To examine the relationship between overweight or obesity and the risk of the various hypertension hemodynamic subtypes in Yi farmers and migrants.

Methods: A cross-sectional study of 2 358 Yi farmers and 1 392 Yi migrants was carried out in the Liangshan Yi autonomous prefecture, Sichuan, China in 2007.

Results: The standardized prevalence of overweight in female Yi farmers (6.

[Drug resistance and associated factors on HIV in Liangshan prefecture, Sichuan province].

Objective: To investigate the HIV drug resistance among HIV/AIDS patients who had received highly active antiretroviral treatment (HAATR) in Liangshan prefecture and related factors.

Methods: This investigation was conducted from August to October 2010. Data on epidemiology, treatment, CD4(+) T cell, viral load and drug resistance tests were collected.

Trends of overweight and obesity in Yi people between 1996 and 2007: an Yi migrant study.

Objective: To evaluate trends of overweight and obesity prevalence between 1996 and 2007 in Yi farmers and Yi migrants.

Methods: An Yi migrant study was conducted in Liangshan Yi Autonomous Prefecture, Sichuan Province, China from 1996 to 2007. Data were collected with identical methods, including standardized questionnaire and body measurements.

[A research on prevalence and risk factors of type 2 diabetes mellitus in the farmers and immigrants of Yi people in Liangshan, Sichuan province, China].

Objective: To explore the difference on the prevalence and the risk factors of type 2 diabetes(T2DM) between Yi farmer and immigrants in Liangshan, Sichuan province.

Methods: A representative sample of 2878 Yi people (including 1549 farmers and 1329 immigrants) aged from 16 to 76 was selected by the method of multistage and cluster sampling in Liangshan, Sichuan province, China, during 2007 - 2008. The samples were divided into 5 groups by the factor of age (16-, 25-, 35-, 45- and 55-76).

[Study on the dietary protein bioavailability by young men of Yi and Tibetan].

Objective: To compare the dietary protein intakes and bioavailability of young male adults of Yi and Tibetan.

Methods: Two groups of subjects aged from 18 to 22y were respectively recruited from schools of Liangshan Yi autonomous region and Tibetan-Qiang autonomous region. Samples of diet, fecal and urine in the nitrogen balance study for each group of subjects were collected, and the nitrogen content was analyzed by semi-micro-Kjeldahl.