[Study on the Relationship between First-Time Complementary Feeding Practice and the Nutritional Status of Infants and Young Children in the Multi-Ethnic Rural Areas of Sichuan Province].

Objective: To evaluate the current status of first food supplement and the nutrition of infants and young children in rural areas inhabited by people of Han, Tibetan, and Yi ethnicities in Sichuan Province, and to explore the relationship between the first ever feeding of food supplement and the nutritional status.

Methods: Using a multi-stage randomized cluster sampling method, we selected 2 Han counties, 2 Tibetan counties and 2 Yi counties in rural areas of Sichuan Province. These counties were previously defined as economically poor counties, but had since been lifted out of poverty.

[The Association Between Abdominal Obesity and Diabetes among Middle-aged and Older Adults with Normal BMI].

Objective: To explore the relationship between abdominal obesity and diabetes among middle-aged and older adults with normal body mass index (BMI) and to provide reference information for formulating targeted diabetes prevention and control measures for this population.

Methods: Data were extracted from the China Health and Retirement Longitudinal Study (CHARLS) done in 2015. Middle-aged and older adults who were aged 45 and older and had normal BMI were included in the study.