Input parameters	Nominal range sensitivity analysis index	Sobol first‐order index
Concentration (mg/kg) of melamine in milk powder	1.38	0.54
Fraction, by weight, of milk powder in milk chocolate	0.07	0.01
Consumption (kg/day) of milk chocolate in a single day by a child aged from 1 up to 2 years	1	0.19
Body weight (kg) of child aged from 1 up to 2 years	0.17	0.00