Table 4. The effects of spirulina supplementation on infant growth.

Estimated association with following explanatory variables	Height	Weight	Height for Age Z-score (HAZ)	Weight for Age Z-score (WAZ)
1 if endline	11.27***	2.90***	3.58***	2.26***
	(9.17, 13.36)	(2.08, 3.72)	(2.89, 4.27)	(1.77, 2.74)
[1 if endline]*treatment	-0.42	-0.11	-0.08	-0.12
	(-1.52, 0.69)	(-0.34, 0.12)	(-0.30, 0.14)	(-0.30, 0.06)

Note: Values are estimated regression coefficients with 95% CIs. All specifications include individual fixed effects to control for time invariant individual characteristics. 95% confidence intervals are in parenthesis.

*** stands for significance at 1% level

** at 5% level, and

* 10% level from t-test.