作者: Francesco Donato , Deodato Assanelli , Roberta Chiesa , Maria Luisa Poeta , Vincenzo Tomasoni
DOI: 10.3109/10826089709055878
关键词:
摘要: All the male students in a high school Brescia, North Italy (about 195,000 inhabitants) Grades 9 through 13 were given self-administered anonymous questionnaire during time. Among 1,462 who filled valid questionnaire, 29.1% claimed to practice one or more sports regularly (at least 4 hours/week for months/year more), 30.2% occasionally, and 40.7% no at all. The percentage of current smokers cigarette month) increased from 9th grade (11.1%) 10th (13.2%), 11th (15.2%), 12th (27.7%), 13th (23.7%) grade. showed steady linear increase lowest highest practicing occasional activity but those sports. Students' smoking was negatively associated with regular among 12th-13th students.