TOTAL (n = 453) | COMPLETE (n = 393) | INCOMPLETE (n = 60) | p | ||||
Mother’s age at birth | |||||||
Average | 27.1 ± 5.9 | 27.1 ± 5.8 | 27.1 ± 6.1 | ns | |||
Median | 27 | 27 | 27 | ||||
Father’s age at birth | |||||||
Average | 33.4 ± 7.2 | 33.2 ±7.2 | 34.2 ± 7.3 | ns | |||
Median | 33 | 33 | 34 | ||||
Mother’s activity | |||||||
Pupil/Student | 148 | 32.70% | 125 | 31.80% | 23 | 38.40% | 0.04 |
Graduate student | 56 | 12.40% | 53 | 13.50% | 3 | 5.00% | 0.679 |
Unoccupied | 112 | 24.70% | 100 | 25.40% | 12 | 20.00% | 0.23 |
Liberal | 43 | 9.60% | 38 | 9.70% | 5 | 8.30% | 0.417 |
Employee | 94 | 20.80% | 77 | 19.60% | 17 | 28.30% | 0.053 |
Father’s activity | |||||||
Pupil/Student | 36 | 7.90% | 32 | 8.10% | 4 | 6.70% | 0.479 |
Graduate student | 26 | 5.70% | 25 | 6.30% | 1 | 1.70% | 0.84 |
Unoccupied | 18 | 4.00% | 12 | 3.10% | 5 | 8.30% | 0.083 |
Liberal | 123 | 27.20% | 109 | 27.80% | 14 | 23.30% | 0.18 |
Employee | 250 | 55.20% | 215 | 54.70% | 36 | 60.00% | 0.28 |