From: Adherence to home fortification with micronutrient powders in Kenyan pre-school children: self-reporting and sachet counts compared to an electronic monitoring device
Adherence assessment method
Difference in haemoglobin concentration, g/L (95% CI)a
P-value
MEMS
1.2 (0.0 to 1.9)
0.04
Self-reporting
2.3 (−0.5 to 5.2)
0.11
Sachet count
2.7 (−0.9 to 6.3)
0.14