Table 2.
Percentages or means (standard deviations) of characteristics of PRIDE study participants by recruitment method
| Characteristic | Prenatal care provider (N = 327) | Facebook Ads (N = 59) |
|---|---|---|
| Maternal age (years) | 30.7 (3.5) | 29.0 (3.4) |
| Maternal country of birth (%) | ||
| The Netherlands | 92 | 88 |
| Other | 3 | 2 |
| Missing | 5 | 10 |
| Maternal level of education (%)a | ||
| Low/intermediate | 25 | 41 |
| High | 71 | 49 |
| Missing | 4 | 10 |
| Pre-pregnancy BMI (kg/m2) | 24.0 (3.6) | 27.0 (5.5) |
| Gravidity (%) | ||
| 0 previous pregnancies | 37 | 39 |
| ≥ 1 previous pregnancies | 62 | 61 |
| Missing | 0 | 0 |
| Parity (%) | ||
| 0 previous births | 51 | 54 |
| ≥ 1 previous births | 49 | 46 |
| Missing | 0 | 0 |
| Smoking during pregnancy (%) | ||
| Yes | 3 | 5 |
| No | 93 | 85 |
| Missing | 4 | 10 |
| Alcohol consumption during pregnancy (%) | ||
| Yes | 8 | 12 |
| No | 88 | 78 |
| Missing | 4 | 10 |
| Prenatal care provider (%) | ||
| Midwife/general practitioner | 95 | 88 |
| Gynecologist | 5 | 12 |
| Gestational age at inclusion (weeks) | 10.1 (2.7) | 9.6 (3.7) |
| Pregnancy outcome (%) | ||
| Live-born infant | 73 | 61 |
| Miscarriage/stillbirth | 1 | 3 |
| Termination of pregnancy | 1 | 2 |
| Missing | 25 | 34 |
aHigh level of education: completed higher vocational education or university