Table 1.

Study participants’ characteristics.

Characteristic	n(%)
Age
Mean(S.D)	39.5(14.5)
Median(IQR)	36.9(26.2–48.1)
Minimum-Maximum	18–99.37
Sex
Male	103,538(44.4)
Female	129,531(55.6)
Body Mass Index
Mean(S.D)	28(5.9)
Median(IQR)	27.3(23.8–31.5)
Minimum-Maximum	15–50
Number of dental visits
0	229,505(98.5)
1	2,804(1.20)
2	499(0.21
3	156(0.06)
≥ 4	111(0.05)