Table 1. Answers internal consistency according to the variance of each item and to Cronbach's alpha.

	Cronbach's alpha	ICC (95% CI)
Impact on the child	0.77	0.77 (0.70-0.83)
Impact on the family	0.60	0.60 (0.48-0.70)
ECOHIS - Total	0.80	0.80 (0.75-0.85)