Table 3.
Confirmatory factor analysis indices of the two-factor and three-factor models of the Edinburgh Postnatal Depression Scale (EPDS) and Patient Health Questionnaire-9 (PHQ-9)
| X2 value | df | RMSEA | CFI | SRMR | ||
|---|---|---|---|---|---|---|
| EPDS | Entire sample | |||||
| Two-dimensional model | 161.754 | 34 | .051 | .992 | .047 | |
| Three-dimensional model | 104.750 | 32 | .039 | .996 | .039 | |
| Antepartum sample | ||||||
| Two-dimensional model | 142.547 | 34 | .053 | .987 | .058 | |
| Three-dimensional model | 94.867 | 32 | .041 | .993 | .048 | |
| Postpartum sample | ||||||
| Two-dimensional model | 53.758 | 34 | .043 | .998 | .050 | |
| PHQ-9 | Entire sample | |||||
| Two-dimensional model | 153.661 | 26 | .058 | .982 | .063 | |
| Three-dimensional model | 100.885 | 24 | .047 | .989 | .052 | |
| Antepartum sample | ||||||
| Two-dimensional model | 139.345 | 26 | .064 | .969 | .084 | |
| Three-dimensional model | 97.436 | 24 | .062 | .982 | .072 | |
| Postpartum sample | ||||||
| Two-dimensional model | 31.678 | 26 | .027 | .998 | .048 | |
| Three-dimensional model | 21.102 | 24 | .000 | 1.00 | .041 | |
The antepartum sample consists of 1166 pregnant people, while the postpartum sample consists of 311 people who gave birth to one or more children in the 6 months prior to the time of data collection. The entire sample includes both antepartum and postpartum samples
The items’ scale assignments are those indicated in Table 2 through the use of bold fonts