Table 3.

Predictors of mean skills score

	Mean score (SD)		Mean score (SD)		Mean score (SD)		Mean score (SD)
	Tanzania	p	Kenya	p	Malawi	p	All countries	p
Eye training
Yes	6.71 (2.51)	0.36	7.38 (2.32)	0.20	6.76 (2.44)	<0.001	7.06 (2.40)	<0.001*
No	6.18 (2.76)		5.67 (2.08)		2.97 (2.12)		4.55 (2.91)
Sex
male	7.60 (2.64)	0.002	8.08 (2.25)	0.02	5.47(3.29)	0.01	6.66 (3.13)	0.002
female	5.82 (2.53)		6.95 (2.27)		4.15 (2.44)		5.66(2.67)