[Study on the situation of seat belt wearing among drivers and front-seat passengers of vehicles in Nanjing in 2005-2007].

Objective: To find out the situation of seat belt wearing among drivers and passengers in Nanjing after the National Road Traffic Safety Law and its Ordinance had been issued for 3 years, in Jiangsu province.

Methods: Situation on seat belt wearing among drivers and front passengers on four types of vehicles including taxi, cars (below 8 seats), vans and pickups was studied during different time blocks at 4 sites in the city.

Results: A total number of 35 256 vehicles, their drivers and another 15 772 passengers sitting in the front, were observed.

[Study on the prevalence of metabolic syndrome among 35-74 year-olds in Jiangsu province].

Objective: To describe the prevalence of metabolic syndrome (MS) in Jiangsu province, using IDF 2005 and ATP III 2005 definition.

Methods: Multistage cluster sampling method was used and the participants were interviewed by trained health workers under a structured questionnaire. The number of research subjects was 5888.