The authors studied the sub-healthiness condition of non-labor workers in the city of Guangzhou from such 3 aspects as sub-healthiness subjective questionnaire survey, physical checkup of sub-healthiness high-risk people, and immunological laboratory examination of sub-healthy people, and revealed the following findings:among the 4 260 people surveyed, 2 996 people were sub-healthy, taking a percentage of 70.33%;there was a sig-nificant difference in such 3 indexes as gripping power, bending forward from the sitting position and selection re-sponse time between 30~50 year old sub-healthy people and healthy people, sub-healthy people had a poorer physi-cal quality; the CD3, CD4 and CD4/CD8 values of sub-healthy people were significantly lower than the average values of normal people, which suggested that sub-healthy people were accompanied by a low immune level. These subjective checkup indexes can be used for evaluating the sub-healthiness condition.%从亚健康主观问卷调查、亚健康高发人群的体质学检查和亚健康者的免疫学实验室检查3个方面对广州市非体力劳动者的亚健康状况进行了研究。结果表明，在被调查的4260人中，属亚健康的2996人，占70.33%；30~50岁亚健康人群在握力、坐位体前屈和选择反应时3个指标上与健康人群之间存在显著性差异，亚健康人群体质较差；亚健康人群的 CD3、CD4、CD4/CD8值显著低于正常人均值水平，提示亚健康人群伴有免疫水平低下。这些客观检查指标可用于亚健康状况的评估。
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