| Variables | Overall | Stressed | Non-stressed | ||||||
| N | Mean | n | % | Mean | n | % | Mean | p | |
| Maternal age | 1082 | 28 ± 6.41 | 618 | 57.1 | 28.6 ± 6,5 | 464 | 42.9 | 27.8 ± 6.3 | 0.7 |
| Parity | 1082 | 3 ± 1.7 | 618 | 57.1 | 2.6 ± 1.7 | 464 | 42.9 | 2.6 ± 1.7 | 0.9 |
| Gravidity | 1082 | 3 ± 1.9 | 618 | 57.1 | 2.9 ± 1.9 | 464 | 42.9 | 2.9 ± 1.9 | 0.7 |
| Abortion | 1082 | 0.4 ± 0.7 | 618 | 57.1 | 0.4 ± 0.8 | 464 | 42.9 | 0.35 ± 0.7 | 0.3 |
| Gestational age | 1082 | 38 ± 2.1 | 618 | 57.1 | 38.5 ± 2.1 | 464 | 42.9 | 38.5 ± 2.1 | 0.6 |
| Marital status | |||||||||
| Married | 664 | 408 | 61.4 | - | 256 | 38.6 | 0.000 | ||
| Single | 207 | - | 109 | 52.6 | - | 98 | 47.4 | - | 0.08 |
| Separated | 21 | - | 13 | 61.9 | - | 8 | 38.1 | 0.42 | |
| Cohabitating | 184 | - | 101 | 54.9 | - | 83 | 45.1 | - | 0.2 |
| Widowed | 6 | - | 6 | 100 | - | 0 | 0 | - | 0.03 |
| Instruction level | |||||||||
| Illiterate and primary school | 204 | - | 139 | 68.1 | - | 65 | 31.9 | - | 0.000 |
| Secondary | 586 | - | 323 | 55.1 | - | 263 | 44.9 | - | 0.08 |
| Post-secondary | 292 | - | 170 | 58.2 | - | 122 | 41.8 | - | 0.3 |
| Socioeconomic Status | |||||||||
| Low | 665 | - | 386 | 58.0 | - | 279 | 42.0 | - | 0.2 |
| Middle | 283 | - | 156 | 55.1 | - | 127 | 44.9 | - | 0.2 |
| Elevated | 134 | - | 89 | 66.4 | - | 45 | 34.6 | - | 0.01 |
| Religion | |||||||||
| Traditional | 304 | - | 199 | 65.4 | - | 105 | 34.6 | - | 0.000 |
| New charismatic | 723 | - | 429 | 59.3 | - | 294 | 40.7 | - | 0.02 |
| Other | 55 | - | 36 | 65.4 | - | 19 | 34.6 | - | 0.2 |