为276,95%可信区间为482-1563天。B组共13人,死亡12人,生存1人,存活率为769% 平均生存时间为607天,标准误为226,95%可信区间为163-1051天 Factor TREAT=A Time Status Cumulative Standard Er rror 8 8 8333 1076 7500 1250 5833 443 365 0 1976 0 6 Number of cases: 12 Censored: 6 (50.00%) Events:6 Survival Time Standard Error 95% Confidence Interval Mean: 1023 276 (482,1563) ( Limited to 1976) Median Factor TREAT=B Status itive Standard Cumulative Survival ents Remaining 8462 7692 4 76 6154 1349 5 5385 1383 3846 1349 enb 166af pan>632 3077 4 2308 1169 1296 1538 1001为 276，95%可信区间为 482—1563 天。B 组共 13 人，死亡 12 人，生存 1 人，存活率为 7.69%； 平均生存时间为 607 天，标准误为 226，95%可信区间为 163—1051 天。 Factor TREAT = A Time Status Cumulative Standard Cumulative Number Survival Error Events Remaining 8 1 1 11 8 1 .8333 .1076 2 10 52 1 .7500 .1250 3 9 63 1 4 8 63 1 .5833 .1423 5 7 220 1 .5000 .1443 6 6 365 0 6 5 852 0 6 4 1296 0 6 3 1328 0 6 2 1460 0 6 1 1976 0 6 0 Number of Cases: 12 Censored: 6 ( 50.00%) Events: 6 Survival Time Standard Error 95% Confidence Interval Mean: 1023 276 (482, 1563 ) (Limited to 1976 ) Median: 220 . ( ., . ) Factor TREAT = B Time Status Cumulative Standard Cumulative Number Survival Error Events Remaining 13 1 .9231 .0739 1 12 18 1 .8462 .1001 2 11 23 1 .7692 .1169 3 10 70 1 .6923 .1280 4 9 76 1 .6154 .1349 5 8 180 1 .5385 .1383 6 7 195 1 .4615 .1383 7 6 210 1 .3846 .1349 8 5 &nb166af pan>632 1 .3077 .1280 9 4 700 1 .2308 .1169 10 3 1296 1 .1538 .1001 11 2