Table 4. Descriptive statistics and reliability of the Edinburgh Postnatal Depression Scale (EPDS) in partners in ALSPAC.
| Occasion | Mean
Partner Age (SD) |
Mean Child Age (SD) | Sample
Size |
Mean EPDS
(SD) |
Above EPDS
Threshold (≥13) |
Above EPDS
Threshold (≥10) |
α |
|---|---|---|---|---|---|---|---|
| 1 | 30.40 (5.77) | 20.23 (3.50) wks. gest. | 9,846 | 4.23 (3.94) | 4.08% | 10.54% | 0.812 |
| 2 | 31.08 (5.73) | 10.28 (4.49) wks. post | 8,428 | 3.79 (3.85) | 3.60% | 9.07% | 0.825 |
| 3 | 31.81 (5.53) | 8.66 (1.59) mos. | 7,165 | 3.36 (3.70) | 2.96% | 7.31% | 0.823 |
| 4 | 33.24 (5.02) | 21.45 (1.22) mos. | 6,167 | 3.66 (3.82) | 3.50% | 8.46% | 0.840 |
| 5 | 34.30 (5.62) | 2.85 (0.17) yrs. | 5,387 | 3.79 (3.88) | 3.81% | 9.17% | 0.833 |
| 6 | 36.62 | 5.17 (0.11) yrs. | 4,496 | 3.95 (4.01) | 4.34% | 10.36% | 0.852 |
| 7 | 37.86 (5.62) | 6.18 (0.17) yrs. | 4,449 | 4.46 (4.37) | 6.32% | 13.98% | 0.863 |
| 8 | 39.94 | 8.26 (0.30) yrs. | 3,939 | 4.27 (4.41) | 6.12% | 12.77% | 0.866 |
| 9 | 43.24 (5.54) | 11.28 (0.15) yrs. | 3,586 | 3.93 (4.35) | 5.52% | 11.85% | 0.859 |
| 10 | 53.34 (5.40) | 20.24 (0.63) yrs. | 1,951 | 5.85 (4.69) | 9.17% | 20.30% | 0.856 |