Eligible children | Baseline observations | Follow up observations | Baseline and follow up observations | |
---|---|---|---|---|
1996 Intervention | 383 | 277 (72) | 267 (70) | 244 (64) |
1997 Intervention | 297 | 266 (90) | 210 (71) | 188 (63) |
1997 Control | 200 | 185 (93) | 180 (90) | 149 (75) |
Total | 880 | 728 (83) | 657 (75) | 581 (66) |