Some conceptual and statistical issues in analysis of longitudinal psychiatric data. Application to the NIMH treatment of Depression Collaborative Research Program dataset.

D Gibbons, R; Hedeker, D; Elkin, I; Waternaux, C; C Kraemer, H; B Greenhouse, J; T Shea, M; D Imber, S; M Sotsky, S; T Watkins, J

doi:10.1001/archpsyc.1993.01820210073009

Public

Some conceptual and statistical issues in analysis of longitudinal psychiatric data. Application to the NIMH treatment of Depression Collaborative Research Program dataset.

Shared by NobleBlocks on Sep 1, 1993 • 12:00 AM UTC

Authors:

R D Gibbons

D Hedeker

I Elkin

Abstract

Longitudinal studies have a prominent role in psychiatric research; however, statistical methods for analyzing these data are rarely commensurate with the effort involved in their acquisition. Frequently the majority of data are discarded and a simple end-point analysis is performed. In other cases,...

Discussions