canities
- n.灰发症
canities-
Results Comparing with control workers , the scores of anamnesis of workers exposed to ACN were significantly higher ( P < 0.01 ) . Meanwhile , the ACN workers incidence of canities was 44.7 % , which was significantly higher than 2.3 % in the control .
结果丙烯腈职业接触组记忆力评分明显高于对照组，同时接触组白发发生率447%，对照组为23%，两组比较差异有显著性（P<001）。
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