Ecological features and insecticide resistance of in Xi'an, a high-risk dengue transmission area in China.

Background: Dengue, a mosquito-borne viral disease, has occurred in many cities in China, and it tends to spread to higher latitudes (Huang et al., 2023). Xi'an, situated in central-west China, has witnessed an increase imported cases in the past few years, raising concerns of local dengue transmission.

[Impact factors analysis on child neglect of children aged 3-6 year-old in rural areas of China].

Objective: To investigate the major influence factors of child neglect among rural areas children aged 3-6 years in China.

Methods: According to multi-stage stratified cluster sampling, distribution characteristics and the level of economic development, we randomly sampled 10 provinces, 26 cities (8 capital cities, 16 prefecture-level cities and 2 municipalities) using lottery method. Depending on the different level of economic and cultural, we sampled one medium county from each city (municipalities sampled two counties), a total of 28 counties.

[Using the revised Chinese diet balance index Quality of Diet to evaluate the quality of diet among rural residents in Hanzhong, Shaanxi province and relative influencing factors].

Objective: To evaluate the quality of diet among rural residents in Hanzhong, Shaanxi province and to investigate the relative factors.

Methods: A cross-sectional survey on dietary status together with a semi-quantitative food frequency questionnaire were conducted among rural residents aged between 18 and 80 in Hanzhong of Shaanxi, in 2010. Quality of diet was evaluated by using DBI-07 scoring and evaluating system.