Table 3.

Differences between baseline and end-line measurements of hemoglobin (g/dL) and differences between the intervention and control groups

Group	Baseline Mean ± SD	End line Mean ± SD	Difference (EL-BL) Mean ± SD	Difference of difference Mean ± SE	CI	P
Intervention	12.12 ± 1.44	12.49 ± 1.40	0.37 ± 0.50	0.12 ± 0.04	0.04, 0.2	0.002
Control	11.87 ± 1.42	12.11 ± 1.32	0.24 ± 0.34
P value	0.058	0.003

BL: Baseline; EL: End-line; SD: Standard deviation; SE: Standard error; CI: Confidence interval