Secondary outcomes | Control (n=29)* | Intervention (n=29)* | Unadjusted | Adjusted | ||||
n† | % | n† | % | OR‡ (95% CI) | P value | OR‡ (95% CI) | P value | |
Anaemia | 1735 | 16.48 | 1776 | 17.57 | 1.07 (0.82 to 1.39) | 0.613 | 1.06 (0.81 to 1.38) | 0.670 |
Infection with Plasmodium | 1732 | 16.40 | 1772 | 15.52 | 1.01 (0.65 to 1.57) | 0.948 | 1.02 (0.71 to 1.47) | 0.899 |
n† | Mean (SD) | n† | Mean (SD) | Mean difference‡ (95% CI) | P value | Mean difference‡ (95% CI) | P value | |
Haemoglobin (g/L) | 1736 | 129.33 (12.52) | 1776 | 129.19 (12.64) | −0.15 (−1.73 to 1.44) | 0.855 | −0.38 (−1.95 to 1.18) | 0.630 |
Parasite density (log count) | 276 | 6.98 (1.41) | 266 | 6.82 (1.47) | −0.18 (−0.46 to 0.09) | 0.197 | −0.18 (−0.44 to 0.08) | 0.175 |
Standardised literacy score | 1394 | 0.02 (1.01) | 1352 | −0.02 (0.99) | −0.07 (−0.27 to 0.12) | 0.471 | −0.09 (−0.27 to 0.10) | 0.351 |
Standardised numeracy score | 1438 | 0.00 (1.02) | 1347 | 0.00 (0.98) | −0.01 (−0.22 to 0.20) | 0.921 | −0.03 (−0.22 to 0.16) | 0.753 |
Parent-reported attendance (days absent)§ | 236 | 2.68 (2.02) | 233 | 2.46 (1.71) | −0.09 (−0.57 to 0.40) | 0.729 | −0.08 (−0.55 to 0.40) | 0.744 |
Unadjusted All children with outcome measures, not adjusted for any demographic or study design characteristics.
Adjusted for age, sex, school size and school programmes considered in stratification and for school flooding in January 2015.
*Number of schools.
†Number of children eligible for follow up (not withdrawn or deceased).
‡standard errors adjusted for clustering within schools.
§Days of school lost during their children’s last bout of illness (for those who reported their child had been absent due to illness in the last 2 weeks).
LTK, Learner Treatment Kit.