Table 3.
Psychomotor development of children aged 28 to 32 months: adjusted Ors
| Children cannot perform a standing jump | Children cannot draw a vertical line | Children cannot draw a circle | Children cannot dress themselves | Children cannot use the “I” pronoun | Children cannot build a 3-word sentence | Children cannot build a 3-word sentence | Children cannot say their first name | |
|---|---|---|---|---|---|---|---|---|
| (2006–12) | (2006–12) | (2006–12) | (2006–09) | (2006–09) | (2006–12) | (2010–12) | (2010–12) | |
| Variable | OR | OR | OR | OR | OR | OR | OR | OR |
| (95 % CI) | (95 % CI) | (95 % CI) | (95 % CI) | (95 % CI) | (95 % CI) | (95 % CI) | (95 % CI) | |
| Family structure | ||||||||
| Parents together | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Parents separated | 0.9 (0.7-1.1) | 1.3 (1.1-1.5) | 1.2 (1.1-1.4) | 1.1 (1.0-1.2) | 1.2 (1.1-1.3) | 1.3 ((1.1-1.5) | 1.4 (1.1-1.7) | 1.2 (1.0-1.5) |
| p | 0.5 | <0.001 | <0.001 | 0.2 | 0.003 | <0.001 | 0.002 | 0.07 |
| Mother’s level of education | ||||||||
| Higher education | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Complete upper secondary education | 1.1 (0.9-1.2) | 1.3 (1.2-1.5) | 1.2 (1.1-1.3) | 1.2 (1.1-1.3) | 1.6 (1.5-1.8) | 1.3 (1.1-1.6) | 1.6 (1.4-1.9) | |
| <Upper secondary education | 1.5 (1.3-1.7) | 1.7 (1.5-1.9) | 1.6 (1.4-1.7) | 1.3 (1.1-1.4) | 2.6 (2.3-2.9) | 2.0 (1.6-2.4) | 2.2 (1.8-2.6) | |
| p | <0.001 | <0.001 | 0.001 | <0.001 | <0.001 | <0.001 | <0.001 | |
| Mother’s age at childbirth | ||||||||
| < 18 years | 1.2 (0.8-1.7) | 1.2 (0.8-1.7) | 1.8 (1.1-3.1) | 2.2 (1.3-3.7) | ||||
| 18/30 years | 1 | 1 | 1 | 1 | ||||
| 31/37 years | 1.1 (1.0-1.2) | 1.1 (1.0-1.2) | 1.2 (1.0-1.4) | 1.1 (0.9-1.3) | ||||
| 38 years and over | 1.3 (1.1-1.5) | 1.3 (1.1-1.5) | 1.5 (1.2-1.9) | 1.5 (1.1-1.9) | ||||
| p | 0.004 | 0.01 | <0.001 | 0.001 | ||||
| Mother’s native language French | ||||||||
| Yes | 1 | 1 | 1 | |||||
| No | 0.8 (0.7-0.9) | 0.8 (0.7-0.9) | 1.3 (1.1-1.5) | |||||
| p | 0.02 | <0.001 | <0.001 | |||||
| Day nursery attendance | ||||||||
| Yes | 1 | 1 | ||||||
| No | 1.6 (1.4-1.9) | 1.8 (1.5-2.0) | ||||||
| P | <0.001 | <0.001 | ||||||
| Birth weight | ||||||||
| ≥2500 g | 1 | 1 | 1 | 1 | 1 | 1 | ||
| <2500 g | 1.6 (1.3-1.9) | 1.2 (1.0-1.4) | 1.3 (1.1-1.5) | 1.4 (1.2-1.6) | 1.4 (1.2-1.6) | 1.3 (1.0-1.7) | ||
| p | <0.001 | 0.01 | 0.003 | <0.001 | <0.001 | 0.04 | ||
| Gender | ||||||||
| Female | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Male | 1.2 (1.1-1.4) | 1.6 (1.5-1.7) | 1.6 (1.5-1.8) | 2.1 (1.9-2.2) | 1.5 (1.4-1.6) | 2.0 (1.8-2.2) | 2.0 (1.7-2.3) | 1.8 (1.6-2.1) |
| p | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 |
| Children’s age | ||||||||
| ≥33 months | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 28-32 months | 1.0 (0.8-1.4) | 1.2 (1.0-1.5) | 1.6 (1.3-2.0) | 1.7 (1.4-2.1) | 1.5 (1.2-1.9) | 2.1 (1.4-3.3) | 1.5 (1.0-2.2) | |
| ≤27 months | 1.5 (1.1-2.0) | 1.6 (1.3-2.1) | 2.3 (1.7-3.0) | 2.1 (1.7-2.7) | 2.4 (1.9-3.2) | 3.1 (1.9-5.1) | 2.4 (1.6-3.8) | |
| p | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.03 | <0.001 | |
| Normal hearing | ||||||||
| Yes | 1 | 1 | 1 | 1 | 1 | 1 | ||
| No | 2.9 (2.3-3.6) | 2.3 (1.9-2.9) | 1.9 (1.5-2.5) | 8.1 (6.5-10.1) | 6.6 (4.4-9.7) | 7.4 (5.1-10.9) | ||
| p | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | ||
| Transtypanic drains | ||||||||
| Yes | 1 | |||||||
| No | 1.6 (1.4-1.9) | |||||||
| p | <0.001 | |||||||
| Children’s BMI | ||||||||
| p3-p97 | 1 | 1 | ||||||
| >p97 | 1.2 (1.0-1.4) | 1.4 (1.0-1.8) | ||||||
| <p3 | 1.3 (1.0-1.8) | 1.5 (0.9-2.3) | ||||||
| p | 0.03 | 0.02 |