Incidence of postpartum flare in relation to the cumulative number of breast fed children (including the previous pregnancies and the current one)
| Breast fed children | 0 | 1 | 2 | 3 |
|---|---|---|---|---|
| Pregnancies (n) | 5 | 18 | 10 | 3 |
| Flare (n) (%) | 0 | 8 (44) | 7 (70) | 3 (100) |
p<0.003 (χ2 for a linear trend in proportions).