Table 3. Effect on primary and secondary outcomes of respective intervention in rural primary schools in arms receiving either diarrhea (DIA), dengue (DEN), both (DIADEN), or no intervention (CON) in Anapoima and La Mesa municipalities, Colombia, 2012–2013.
| DIA | DEN | DIADEN | CON | Effect of intervention of interesta(95% CI), p-value | ||
|---|---|---|---|---|---|---|
| Number of schools | 8 | 10 | 8 | 8 | Diarrhea | Dengue |
| Primary outcomes | ||||||
| Mean (range) school absence in pupils per year due to diarrhea | ||||||
| Episodesb | 0.13 | 0.12 | 0.13 | 0.08 | 0.03 | |
| (0–0.36) | (0–0.37) | (0.03–0.49) | (0–0.27) | (-0.05–0.12), | ||
| 0.45 | ||||||
| Days | 0.23 | 0.17 | 0.33 | 0.22 | 0.09 | |
| (0–0.60) | (0–0.52) | (0.03–0.98) | (0–0.79) | (-0.1–0.28), | ||
| 0.32 | ||||||
| Adult Index (female Ae. aegypti/hour)c | 1.37 | 1.38 | 2.27 | 1.79 | 1.01 | |
| (0–6.41) | (0–6.78) | (0.22–6.44) | (0–7.40) | (0.23–4.39) | ||
| 0.99 | ||||||
| Secondary outcomes | ||||||
| Mean (range) school absence in pupils per year due to dengue | ||||||
| Episodes | 0.01 | 0.02 | 0.02 | 0.02 | 0.001 | |
| (0–0.05) | (0–0.07) | (0–0.09) | (0–0.10) | (-0.02–0.02), | ||
| 0.93 | ||||||
| Days | 0.05 | 0.05 | 0.09 | 0.12 | -0.01 | |
| (0–0.25) | (0–0.37) | (0–0.52) | (0–0.79) | (-0.13–0.10), | ||
| 0.81 | ||||||
| Breteau Index (no. positive containers per 100 schools) | 37.5 | 10.8 | 6.25 | 46.9 | 0.22 | |
| (0–150) | (0–50) | (0–25) | (0–150) | (0.06–0.84), | ||
| 0.03 | ||||||
a Rate difference for absenteeism outcomes; rate ratio for entomological outcomes
bBetween-cluster coefficient of variation = 1.0
cBetween-cluster coefficient of variation = 1.3
CI = confidence interval.