以各个污染物浓度是否超过国家标准分组分析其对居民健康的影响。

To analyze the health damage of formaldehyde and TVOC on residents, respectively.

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方法：对162例急性脑梗塞患者进行中医证候评分，按季节对中医证候进行分组分析。

Methods: 162 patients with acute cerebral infarct were studied. We gathered the score of the syndrome and the date of onset, and analyzed the difference of score in different season.

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从年龄分组分析，结果应当在所有试验中以一种一致的方式报导，包括疗效和安全性的绝对和相对危险。

Findings from age subgroup analyses should be reported in a consistent manner across trials, including absolute and relative risks for efficacy and safety.

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