Table 3 The fit statistics and item locations for the GHQ-6
From: A Rasch and confirmatory factor analysis of the General Health Questionnaire (GHQ) - 12
Item | Item description | Location | SE | Infit MNSQ | Infit ZSTD | Outfit MNSQ | Outfit ZSTD |
|---|---|---|---|---|---|---|---|
GHQ5 | "Felt constantly under strain" | -0.49 | 0.04 | 1.03 | 1.24 | 1.04 | 1.55 |
GHQ6 | "Felt you couldn't overcome your difficulties" | 0.56 | 0.04 | 1.01 | 0.32 | 0.98 | -0.68 |
GHQ8 | "Been able to face up to your problems" | -0.01 | 0.05 | 1.11 | 2.89 | 1.18 | 2.90 |
GHQ9 | "Been feeling unhappy and depressed" | -0.26 | 0.04 | 0.76 | -9.55 | 0.75 | -8.72 |
GHQ10 | "Been losing confidence in yourself" | 0.78 | 0.04 | 0.99 | -0.18 | 1.00 | 0.10 |
GHQ12 | "Been feeling reasonably happy" | -0.58 | 0.05 | 0.95 | -1.52 | 0.97 | -0.63 |