Guggenheimer J, Zullo T G, Kruper D C, Verbin R S
Am J Public Health. 1986 Feb;76(2):196-7. doi: 10.2105/ajph.76.2.196.
Information on tobacco use was obtained from an anonymous questionnaire distributed to 609 8th, 9th, and 10th grade students in the Pittsburgh area. The data disclosed that 22 per cent of the girls and 11 per cent of the boys were smoking. However, 35 per cent of the young men reported using smokeless tobacco; snuff dipping (6 per cent), tobacco chewing (10 per cent), and snuff and/or tobacco chewing (19 per cent).
关于烟草使用的信息来自一份分发给匹兹堡地区609名八年级、九年级和十年级学生的匿名调查问卷。数据显示,22%的女孩和11%的男孩吸烟。然而,35%的年轻男性报告使用无烟烟草;鼻烟蘸吸(6%)、嚼烟草(10%)以及鼻烟和/或嚼烟草(19%)。