Table 1 Characteristics of the 19935 women and child pairs, from the Danish National Birth Cohort, exposed and not exposed to paint fumes in their residence during 1st trimester of pregnancy
| Â | Exposed to paint fumes | Not exposed to paint fumes | P* | ||||||
|---|---|---|---|---|---|---|---|---|---|
|  | N | (%) | Mean ± std | N | (%) | Mean ± std |  | ||
All women | 1404 | (7) | Â | Â | 18531 | (93) | Â | Â | Â |
Painting of: | |||||||||
 Furniture, floor, radiator and/or woodwork | 147 | (10) |  |  |  |  |  |  |  |
 Wall and/or ceiling | 853 | (61) |  |  |  |  |  |  |  |
 Both of the categories above | 404 | (29) |  |  |  |  |  |  |  |
Age of the women (years) |  |  | 29.2 | ±4.2 |  |  | 29.3 | ±4.3 | 0.52 |
Smoking during 1st trimester | Â | Â | Â | Â | Â | Â | Â | Â | 0.21 |
 No | 1048 | (75) |  |  | 14107 | (76) |  |  |  |
 Yes | 356 | (25) |  |  | 4424 | (24) |  |  |  |
Average alcohol consumption (drinks/week) during 1st trimester | 0.52 | ||||||||
 <1 | 1073 | (76) |  |  | 14301 | (77) |  |  |  |
 ≥1 | 331 | (24) |  |  | 4230 | (23) |  |  |  |
Working with organic solvents at first (12th week) interview | 0.10 | ||||||||
No | 1350 | (96) | Â | Â | 17965 | (97) | Â | Â | Â |
Yes | 54 | (4) | Â | Â | 566 | (3) | Â | Â | Â |
Children diagnosed with congenital malformation | 0.62 | ||||||||
 All | 73 | (5) |  |  | 1013 | (5) |  |  |  |
 One congenital malformation | 57 | (4) |  |  | 815 | (4) |  |  |  |
 More than one congenital malformation | 16 | (1) |  |  | 198 | (1) |  |  |  |