Migrating from a legacy fixed-format measure to CAT administration: calibrating the PHQ-9 to the PROMIS depression measures.

Purpose: We provide detailed instructions for analyzing patient-reported outcome (PRO) data collected with an existing (legacy) instrument so that scores can be calibrated to the PRO Measurement Information System (PROMIS) metric. This calibration facilitates migration to computerized adaptive test...

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Bibliographic Details

Published in:	Quality of Life Research Vol. 20; no. 9; pp. 1349 - 1358
Main Authors:	Gibbons LE, Feldman BJ, Crane HM, Mugavero M, Willig JH, Patrick D, Schumacher J, Saag M, Kitahata MM, Crane PK, Gibbons, Laura E, Feldman, Betsy J, Crane, Heidi M, Mugavero, Michael, Willig, James H, Patrick, Donald, Schumacher, Joseph, Saag, Michael, Kitahata, Mari M, Crane, Paul K
Format:	research Journal Article
Published:	Springer Nature Nov2011
Online Access:	View this record in EBSCOhost