Salivary cystatin S levels in children with early childhood caries in comparison with caries-free children; statistical analysis and machine learning

Table 2 Participants nutrition habits characteristics

	Control (n = 20)	Patients (n = 20)
Consumption of sweet snacks *
Once a day	12 (60%)	9 (45%)
Twice a day	8 (40%)	6 (30%)
Three times a day or more	0 (0%)	5 (25%)
Consumption of sour snacks **
Once a day	12 (60%)	15 (75%)
Twice a day	8 (40%)	3 (15%)
Three times a day or more	0 (0%)	2 (10%)
Consumption of dairy units per day
0 times a day (didn’t consume)	0 (0%)	1 (5%)
Once a day	3 (15%)	7 (35%)
Twice a day	9 (45%)	7 (35%)
Three times a day or more	8 (40%)	5 (25%)
Consumption of milk at night during infancy
Yes	19 (95%)	20 (100%)
No	1 (5%)	0 (0%)
Taking vitamin and calcium supplements by the mother during pregnancy
Yes	18 (90%)	20 (100%)
No	2 (10%)	0 (0%)

^* Sweet snacks were defined as any product containing sugar such as cake, biscuit, cocci, wafer, toffee, chocolate, candy, chewing- gum, ice cream, juice, soda, coca and so on
^** Sour snacks were defined as snacks with a sour taste, such as sour fruits, sour juice, fruit rolls, and so on

ISSN: 1472-6831