CUMULATIVE MEAN CHANGE PROCEDURE - APPLICATION TO A COMPARATIVE TRIAL OF VENLAFAXINE, IMIPRAMINE, AND PLACEBO IN THE TREATMENT OF MAJOR DEPRESSION

被引:5
作者
ENTSUAH, AR [1 ]
BRADLEY, MM [1 ]
LITTMAN, GS [1 ]
机构
[1] WYETH AYERST RES,CLIN BIOSTAT,RADNOR,PA
关键词
CLINICAL TRIALS; CUMULATIVE MEAN CHANGE; REPEATED MEASURES; SUMMARY STATISTICS;
D O I
10.1016/0278-5846(94)90077-9
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
1. A simple summary measure - namely, cumulative mean change (CMC) - is proposed for analyzing incomplete repeated measures in clinical settings. 2. A simple test statistic that uses the correlation between subject responses was derived and applied to a study comparing an investigational antidepressant, venlafaxine, with imipramine and placebo. 3. The global fashion in which CMC captured all data confirmed the efficacy advantage of venlafaxine over the two control agents.
引用
收藏
页码:695 / 706
页数:12
相关论文
共 15 条
[1]  
ALVIR JMJ, 1990, PSYCHOPHARMACOL BULL, V26, P203
[2]  
AZEN SP, 1989, STAT MED, V8, P17
[3]   COMPUTING FOR INCOMPLETE REPEATED MEASURES [J].
BERK, K .
BIOMETRICS, 1987, 43 (02) :385-398
[4]   RUNNING AVERAGE ANALYSIS OF CLINICAL-TRIAL AMBULATORY BLOOD-PRESSURE DATA [J].
CRAGER, MR ;
REITMAN, MA .
BIOMETRICS, 1991, 47 (01) :129-137
[5]   NONPARAMETRIC METHODS FOR ANALYZING INCOMPLETE NONDECREASING REPEATED MEASUREMENTS [J].
DAVIS, CS ;
WEI, LJ .
BIOMETRICS, 1988, 44 (04) :1005-1018
[6]  
DAWSON JD, 1991, J ACQ IMMUN DEF SYND, V4, P667
[7]  
ENTSUAH AR, 1991, SUGI 16 - PROCEEDINGS OF THE SIXTEENTH ANNUAL SAS USERS GROUP INTERNATIONAL CONFERENCE, P1496
[8]   RANDOMIZATION PROCEDURES FOR ANALYZING CLINICAL-TRIAL DATA WITH TREATMENT RELATED WITHDRAWALS [J].
ENTSUAH, AR .
COMMUNICATIONS IN STATISTICS-THEORY AND METHODS, 1990, 19 (10) :3859-3880
[9]   REPEATED MEASUREMENTS - WHAT IS MEASURED AND WHAT REPEATS [J].
FINNEY, DJ .
STATISTICS IN MEDICINE, 1990, 9 (06) :639-644
[10]  
HURST HE, 1950, P AM SOC CIVIL ENG