结论：青少年吸烟行为有其年龄特点和性别特点，吸烟行为的影响因素也是多方面的，各个因素之间相互影响，共同构成一个综合体。
CONCLUSION: There exist age and gender characteristics regarding adolescent smoking behavior. The inducing factors are various, interacted with each other, and combine into a unified identity.
结果治疗组与对照组患者的性别、年龄构成及患侧、病情轻重等指标经过统计学检验，无明显差异（P>0.05），具有可比性。
ResultsCompare with gender, age composition and lesion side and severity of?he treatment group and control group, the diagnostic standards have no statistical significance (P>0.05). It is comparable.
方法收集2005 ~ 2009年某院住院病人前10位疾病资料，运用对比分析方法对发病的构成、顺位、年龄、性别进行统计。
Methods Medical records of the top 10 inpatients' diseases from 2005 to 2009, including disease composition, precedence, age and gender were collected and analyzed by contrast method.
方法收集2005 ~ 2009年某院住院病人前10位疾病资料，运用对比分析方法对发病的构成、顺位、年龄、性别进行统计。
Methods Medical records of the top 10 inpatients' diseases from 2005 to 2009, including disease composition, precedence, age and gender were collected and analyzed by contrast method.
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