Table 1.
Characteristics | (%) |
---|---|
Recruitment center | |
Poitiers | 323 (59) |
Nancy | 223 (41) |
Parity | |
Nulliparous | 255 (47) |
290 (53) | |
Missing | 1 (0) |
Maternal education | |
after high school | 226 (41) |
High school | 127 (23) |
High school | 186 (34) |
Missing | 7 (1) |
Paternal education | |
after high school | 257 (47) |
High school | 118 (22) |
High school | 137 (25) |
Missing | 34 (6) |
Household monthly income (euros) | |
70 (13) | |
1,500–3,000 | 328 (60) |
146 (27) | |
Missing | 2 (0) |
Smoking during pregnancy | |
No | 419 (76) |
Yes | 125 (23) |
Missing | 2 (0) |
Maternal psychological difficultiesb | |
No | 394 (72) |
Yes | 152 (28) |
Breastfeeding duration | |
Never | 145 (27) |
221 (40) | |
3 mo | 180 (33) |
Mean (SD) | |
Maternal age at pregnancy | 29.7 (4.7) |
Body mass index () | 23.2 (4.5) |
Note: SD, standard deviation; SDQ, Strength and Difficulties Questionnaire.
Includes mother–son pairs that have biomarker assessments and SDQ scores at 3 or 5 years.
Maternal depression and/or maternal anxiety during pregnancy.