Estimates of the risk (odds ratio) of getting a “low” Bayley score at 13 months of age among children breast fed for less than 3 months compared to children who were breast fed for 6 months or more
| Duration of breast feeding | |||
|---|---|---|---|
| <3 months n | ⩾6 months n | OR (95% CI) | |
| MDI | |||
| Low | 39 | 81 | 3.2 (1.7–5.9) |
| High | 20 | 133 | |
| PDI | |||
| Low | 33 | 99 | 1.5 (0.8–2.6) |
| High | 26 | 115 | |