Table 2. Correct classification of childhood illnesses among children 2–59 months of age in baseline (December 2016- February 2017) and endline surveys (December 2018-February 2019) in intervention and comparison areas.
| Childhood illnesses | Baseline | Endline | * P-value | ** ICC | *** aOR (95% CI) | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Intervention (n = 315) | Comparison (n = 305) | Diff | Intervention (n = 395) | Comparison (n = 310) | Diff | Difference-in-differences | ||||
| % (95%CI) | % (95%CI) | % | % (95%CI) | % (95%CI) | % | % | ||||
| Fever or malaria | 81.7 (77.2–85.9) | 82.8 (78.6–87.3) | -1.0 | 85.8 (81.9–89.1) | 82.0 (77.2–86.0) | 3.8 | 4.1 | 0.259 | 0.162 | 1.43 (0.77–2.68) |
| Acute respiratory tract infection | 87.6 (83.5–91.0) | 88.4 (84.0–91.6) | -0.8 | 82.5 (78.4–86.1) | 77.7 (72.7–82.2) | 4.8 | 5.6 | 0.185 | 0.121 | 1.55 (0.81–2.95) |
| Diarrhea or dysentery | 93.3 (89.9–95.8) | 93.9 (91.2–96.7) | -0.6 | 90.6 (87.3–93.3) | 86.1 (81.8–89.8) | 4.5 | 5.1 | 0.203 | 0.054 | 1.71 (0.75–3.90) |
| Malnutrition | 92.1 (88.5–94.8) | 91.7 (88.9–95.2) | 0.3 | 94.7 (91.9–96.7) | 91.9 (88.3–94.7) | 2.8 | 2.5 | 0.372 | 0.111 | 1.49 (0.62–3.55) |
| Ear infection | 95.8 (93.0–97.8) | 95.9 (93.2–97.9) | -0.1 | 96.2 (93.8–97.9) | 96.8 (94.1–98.4) | -0.6 | -0.5 | 0.755 | 0.064 | 0.83 (0.276–2.65) |
* Difference-in-differences analysis was done based on multilevel mixed logistic regression.
** Multilevel mixed model was conducted to estimate the ICC.
*** The OR was adjusted for age. It represents the interaction term between time and intervention group in regression model.