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为探讨吸烟对机体抵抗力的影响,作者进行了此次研究分析。研究对象为男子,经X线、实验室及临床体格检查证实身体健康,年龄为23～32岁,共90名。依据吸烟状况将受试者分为3组,每组30人。第1组每人每天吸烟15～20支,吸烟时间≤5年;第2组吸烟量与第一组相同,吸烟时间6～10年;第3组为不吸烟者(即对照组)。按照规范的操作程序对所有受试者做有关非特异性免疫功能试验及皮肤
To explore the impact of smoking on the body’s resistance, the author conducted the study. Subjects were men, confirmed by X-ray, laboratory and clinical physical examination of physical health, aged 23 to 32 years old, a total of 90. Subjects were divided into 3 groups according to smoking status, each group of 30 people. In group 1, 15-20 cigarettes per person were smoked per day, and the smoking time was less than 5 years. In group 2, the smoking amount was the same as that of the first group, with the smoking time of 6-10 years. The third group was non-smoker (ie, the control group). In accordance with the standard operating procedures for all subjects to do non-specific immune function tests and skin