Models | GFI | AGFI | CFI | RMSEA | RMR |
χ
2
| df |
p
|
χ
2/df | ECVI |
---|
Model-A | 0.79 | 0.58 | 0.32 | 0.34 | 0.29 | 528.06 | 14 | <0.01 | 37.72 | 1.79 |
Model-B | 0.98 | 0.95 | 0.98 | 0.06 | 0.04 | 22.26 | 10 | 0.01 | 2.23 | 0.19 |
Model-C | 0.80 | 0.57 | 0.35 | 0.35 | 0.29 | 508.91 | 13 | <0.01 | 39.15 | 1.74 |
Model-D | 0.74 | 0.23 | 0.33 | 0.56 | 0.40 | 490.30 | 5 | <0.01 | 98.06 | 1.65 |
Model-E | 0.98 | 0.91 | 0.98 | 0.11 | 0.05 | 15.09 | 3 | <0.01 | 5.031 | 0.13 |
- Model-A: 1-Factor model of the PSQI with all the seven components; Model-B: 1-Factor model of the PSQI with all the seven components and incorporation of modification index (correlations between error terms); Model-C: 2-Factor model of the PSQI (Factor-1 comprised of SLPQUAL, LATEN, DURAT, HSE, DISTB; Factor-2 comprised of MEDS, DAYDYS); Model-D: 1-Factor model of the PSQI with only five components (without MEDS and DAYDYS); Model-E: 1-Factor model of the PSQI with only five components (without MEDS and DAYDYS) with incorporation of modification index (correlations between error terms)
-
GFI goodness of fit index, AGFI adjusted goodness of fit index, CFI comparative fit index, RMSEA root mean square error of approximation, RMR root mean square residual, ECVI expected cross-validation index
- SLPQUAL: PSQI component of sleep quality, LATEN: PSQI component of sleep latency, DURAT: PSQI component of sleep duration, HSE: PSQI component of sleep efficiency, DISTB: PSQI component of sleep disturbances, MEDS: PSQI component of sleep medication, DAYDYS: PSQI component of daytime dysfunction