Table 2. Characteristics of pre-school age children stratified by receipt of deworming, unmatched and CEM matched groups.
| Unmatched | ||||
| Variable | Not dewormed | Dewormed | SD | Standardized mean difference |
| Age (years) | 2.4 | 2.5 | 1.1 | 0.12 |
| Gender (% female) | 49.2 | 49 | 50 | 0 |
| Wealth quintile | 2.7 | 2.9 | 1.4 | 0.14 |
| Mother’s age (% >30 years) | 42.9 | 45.1 | 49.6 | 0.05 |
| Rural (%) | 70.4 | 65.8 | 46.5 | 0.1 |
| Mother’s education tertile | 0.9 | 1 | 0.8 | 0.21 |
| Drinking water (% improved) | 55.9 | 58.7 | 49.5 | 0.06 |
| Toilet facility (% improved) | 39.9 | 46.7 | 49.5 | 0.14 |
| Receipt of 3rd dose of DPT vaccine (% received) | 61.7 | 81.3 | 44.7 | 0.44 |
| Matched (CEM) | ||||
| Variable | Not dewormed | Dewormed | SD | Standardized mean difference |
| Age (years) | 2.5 | 2.5 | 1.1 | 0 |
| Gender (% female) | 48.9 | 48.9 | 50 | 0 |
| Wealth quintile | 2.8 | 2.8 | 1.4 | 0 |
| Mother’s age (% >30 years) | 44.3 | 44.3 | 49.7 | 0 |
| Rural (%) | 67.6 | 67.6 | 46.8 | 0 |
| Mother’s education tertile | 1 | 1 | 0.8 | 0 |
| Drinking water (% improved) | 59.8 | 59.8 | 49 | 0 |
| Toilet facility (% improved) | 46 | 46 | 49.8 | 0 |
| Receipt of 3rd dose of DPT vaccine (% received) | 82.9 | 82.9 | 37.7 | 0 |
CEM, coarsened exact matching; DPT, diphtheria-pertussis-tetanus