|
Factors associated with VLBW infant delivery after adjustment for potential confounding and assessment for effect modification |
|
| main effect variables and interaction terms in the resulting model* |
OR (95% CI) |
|
|
|
| previous preterm delivery |
2.31 (1.20–4.44) |
| low maternal education |
2.00 (1.31–3.19) |
| single-room apartment |
1.95 (0.98–3.87) |
| previous fetal loss |
1.64 (1.09–2.46) |
| maternal unemployment |
1.60 (0.94–2.72) |
| smoking during pregnancy |
1.51 (0.99–2.31) |
| no single mother, living in East Berlin** |
1.0 |
| no single mother, living in West Berlin |
0.96 (0.61–1.51) |
| single mother, living in East Berlin |
1.53 (0.78–3.00) |
| single mother, living in West Berlin |
3.86 (1.50–9.95) |
|
* Obtained after backward multiple logistic regression ** reference category | |
Grimmer et al. BMC Public Health 2002 2:10 doi:10.1186/1471-2458-2-10 |
|