Table 1 Number of cases of asthma that could be prevented over 8 years at different prevalence levels of “breast feeding throughout the first 3 months of life” (compared to the baseline prevalence of 30%).
| Prevalence of breast feeding (%)* | Prevalence of no breast feeding (%)* | Cases of asthma prevented (95% CI) |
|---|---|---|
| 30 | 70 | – |
| 40 | 60 | 3759 (2139 to 5049) |
| 54 | 46 | 9475 (5569 to 12 409) |
| 60 | 40 | 12 104 (6943 to 15 958) |
| 70 | 30 | 16 753 (9531 to 22 496) |
| 100 | 0 | 33 100 (17 710 to 47 543) |
*Refers to breast feeding or no breast feeding throughout the first 3 months of life.