Table 5.
Bivariate and multivariable analyses of the associations of Patient Health Questionnaire (PHQ-13) and Self-Reporting Questionnaire (SRQ-20) scores with the outcome of “percentage of women unable to work for 15 or more days in the last month”.
| Pregnancy (n = 1065) |
Postnatal 2 months (n = 954) |
|||
|---|---|---|---|---|
| PHQ—>15 days odds ratio (OR) (95%CI) | SRQ-20—>15 days OR (95%CI) | PHQ—>15 days OR (95%CI) | SRQ-20—>15 days OR (95%CI) | |
| Crude OR | 1.33 (1.25, 1.42) | 1.26 (1.20, 1.33) | 1.44 (1.32, 1.57) | 1.38 (1.27, 1.50) |
| Separate adjustments | ||||
| Age | 1.33 (1.25, 1.42) | 1.26 (1.20, 1.33) | 1.44 (1.32, 1.57) | 1.38 (1.27, 1.49) |
| Parity | 1.34 (1.25, 1.42) | 1.26 (1.20, 1.33) | 1.43 (1.31, 1.56) | 1.39 (1.28, 1.51) |
| No formal education | 1.33 (1.25, 1.42) | 1.26 (1.20, 1.33) | 1.44 (1.32, 1.57) | 1.38 (1.27, 1.50) |
| Socioeconomic status | 1.37 (1.28, 1.47) | 1.31 (1.23, 1.39) | 1.42 (1.30, 1.56) | 1.37 (1.25, 1.50) |
| Life events | 1.33 (1.24, 1.42) | 1.27 (1.20, 1.34) | 1.40 (1.28, 1.54) | 1.34 (1.23, 1.46) |
| Body mass index (kg/m2) | 1.34 (1.26, 1.43) | 1.26 (1.20, 1.33) | 1.50 (1.36, 1.66) | 1.33 (1.22, 1.45) |
| Physical health | 1.33 (1.24, 1.42) | 1.26 (1.19, 1.33) | 1.39 (1.27, 1.53) | 1.37 (1.25, 1.50) |
| Substance misuse | 1.34 (1.26, 1.43) | 1.27 (1.20, 1.34) | 1.45 (1.33,1.58)a | 1.38 (1.27,1.50)a |
| Social support | 1.35 (1.26, 1.44) | 1.30 (1.22, 1.38) | 1.46 (1.34, 1.60) | 1.38 (1.27, 1.51) |
| Gestation at recruitment | 1.33 (1.25, 1.42) | 1.25 (1.19, 1.32) | – | – |
| Obstetric complications | – | – | 1.44 (1.32, 1.57) | 1.38 (1.27, 1.51) |
| Infant ill-health | – | – | 1.46 (1.33, 1.59) | 1.39 (1.28, 1.52) |
| Multivariable analyses | (n = 990) | (n = 723) | ||
| Model 1b | 1.39 (1.28, 1.52) | – | 1.45 (1.28, 1.64) | – |
| Model 2b | – | 1.30 (1.21, 1.40) | – | 1.32 (1.17, 1.48) |
| Model 3b | 1.27 (1.15, 1.40) | 1.17 (1.08, 1.28) | 1.36 (1.19, 1.55) | 1.19 (1.05, 1.35) |
a
Khat only due to too small numbers of alcohol.
b
Model 1: All confounders except SRQ-20; Model 2: All confounders except PHQ; Model 3: Fully adjusted model, including all confounders, SRQ-20 and PHQ.