Mantel-Haenszel Common odds Ratio Estimate 2.211 Std Error of In(Estimate) As ymp. Sig (2-sided) As ymp. 95% Confidence Common Odds Lower Bound Interval Upper Bound In( Common Lower Bound 637 Odds Ratio) Upper Bound 949 The Mantel-Haenszel common odds ratio estimate is asymptotically normally dis tributed under the common odds ratio of 1.000 assumption. So is the natural log of the estimate (1)10岁~组 x2=6,11,P=013;RR=2.138,95%置信区间为(1.153,3.964) (220岁~组: x2=41.378,P<0.001;RR=2.296,95%置信区间为(1769,2.980) (3)30岁~组: x2=36.114,P<0.001:RR=2.100,95%置信区间为(1.639,2689) (4)40岁~组: x2=21.162,P<0001;RR=2.261,95%置信区间为(1.581,3,234) 分层后计算x2=103698,P<001;调整相对危险度RRa=2.21l 95%置信区间为(l.891,2.584)。说明经年龄分层后石棉工人肺癌死亡 率仍高于非石棉工人,是非石棉工人的2.211倍。各年龄组石棉工人肺癌 死亡率均高于非石棉工人,调整相对危险度RRa值、分层后各年龄组 RR值与不分层相对危险度RR值大致相同,说明年龄不是混杂因素Mantel-Haenszel Common Odds Ratio Estimate 2.211 .793 .080 .000 1.891 2.584 .637 .949 Estimate ln(Estimate) Std. Error of ln(Estimate) Asymp. Sig. (2-sided) Lower Bound Upper Bound Common Odds Ratio Lower Bound Upper Bound ln(Common Odds Ratio) Asymp. 95% Confidence Interval The Mantel-Haenszel common odds ratio estimate is asymptotically normally distributed under the common odds ratio of 1.000 assumption. So is the natural log of the estimate. ⑴10岁～组： 2  =6.11，P=0.013； RR ˆ =2.138，95%置信区间为（1.153，3.964） ⑵20岁～组： 2  =41.378，P＜0.001； RR ˆ =2.296，95%置信区间为（1.769，2.980） ⑶30岁～组： 2  =36.114，P＜0.001； RR ˆ =2.100，95%置信区间为（1.639，2.689） ⑷40岁～组： 2  =21.162，P＜0.001； RR ˆ =2.261，95%置信区间为（1.581，3.234） 分层后计算 2  =103.698，P＜0.001；调整相对危险度 RR ˆ a=2.211， 95%置信区间为（1.891，2.584）。说明经年龄分层后石棉工人肺癌死亡 率仍高于非石棉工人，是非石棉工人的2.211倍。各年龄组石棉工人肺癌 死亡率均高于非石棉工人，调整相对危险度 RR ˆ a值、分层后各年龄组 RR ˆ 值与不分层相对危险度 RR ˆ 值大致相同，说明年龄不是混杂因素