Assessment of fruit and vegetable intake behavior among adolescents in Hangzhou, China.

Objective: To evaluate the fruit and vegetable (FV) intake of adolescents, assess factors influencing intake and discuss health education strategies related to this behavior.

Methods: In Hangzhou, China, 861 students aged 13.68 ± 1.

[Evaluation on the effects of an education program regarding the sedentary behavior among school-aged children using Transtheoretical Model].

Objective: To evaluate the outcome of a health education program on sedentary behavior among primary and secondary school children through Transtheoretical Model.

Methods: Five primary schools and four middle schools were selected and students from grade 3 to 5 in primary schools and grade 1 to 2 in middle schools were selected to take part in the program, as control and intervention groups respectively. Corresponding intervention measures were provided to the intervention group, with phase, process and level of changing on sedentary behavior measured for both groups during the follow-up period.

[Research on the behavior of fruit and vegetable intake in adolescents with Transtheoretical Model].

Objective: To study the current situation and factors influencing the behavior of fruit and vegetable intake in adolescents, and to discuss health education strategy related to the behavior.

Methods: 1677 students were selected from primary school and middle school in urban area of Hangzhou by a multistage sampling method. The behavior of fruit and vegetable intake was surveyed by questionnaires of the patient-centered assessment and counseling for exercise plus nutrition project (PACE+) for adolescent-scale of fruit and vegetable consumption, and analyzed by Transtheoretical Model on the servings of intake, the stage of change, process of change, decisional balance and the current status of self-efficacy.