----------------------------------------------------------------------------------------------- id Subject ID # ----------------------------------------------------------------------------------------------- type: numeric (float) range: [1,1333] units: 1 unique values: 880 missing .: 0/880 mean: 653.334 std. dev: 381.528 percentiles: 10% 25% 50% 75% 90% 129 325.5 649 972.5 1189.5 ----------------------------------------------------------------------------------------------- days Days Since Randomization ----------------------------------------------------------------------------------------------- type: numeric (float) range: [1,746] units: 1 unique values: 423 missing .: 0/880 mean: 403.264 std. dev: 199.843 percentiles: 10% 25% 50% 75% 90% 139 234.5 373 573 665 ----------------------------------------------------------------------------------------------- cens Event Indicator ----------------------------------------------------------------------------------------------- type: numeric (float) label: failcen range: [0,1] units: 1 unique values: 2 missing .: 0/880 tabulation: Freq. Numeric Label 825 0 Censored 55 1 AIDS/Death ----------------------------------------------------------------------------------------------- rx Treatment ----------------------------------------------------------------------------------------------- type: numeric (float) label: trt range: [0,1] units: 1 unique values: 2 missing .: 0/880 tabulation: Freq. Numeric Label 428 0 Placebo 452 1 ZDV ----------------------------------------------------------------------------------------------- cd4 Baseline CD4+ lymphocyte count ----------------------------------------------------------------------------------------------- type: numeric (float) range: [30,704] units: 1 unique values: 349 missing .: 0/880 mean: 332.223 std. dev: 109.477 percentiles: 10% 25% 50% 75% 90% 183 251 343.5 420 467