Table 1 Characteristics of 18-year-old Lithuanians in relation to SiC negative and SiC positive outcomes
Characteristic | SiC negative N = 701 | SiC positive N = 362 | P | OR [95 % CI] |
|---|---|---|---|---|
Age (%) | ||||
18 years | 66 % | 34 % | ||
Gender (%) | ||||
Male | 296 (43 %) | 131 (36 %) | P = 0.040 | 1.32 [1.01–1.73] |
Female | 405 (57 %) | 231 (64 %) | ||
Residence (%) | ||||
Urban area | 491 (70 %) | 243 (67 %) | P = 0.330 | |
Rural area | 210 (30 %) | 119 (33 %) | ||
DMFT [SD] | 1.28 [1.11] | 6.14 [2.30] | P < 0.001 | |
DT [SD] | 0.34 [0.69] | 1.67 [2.02] | P < 0.001 | |
FT [SD] | 0.89 [0.99] | 4.14 [2.51] | P < 0.001 | |
Normal pregnancy course? | ||||
Yes | 93 % | 93 % | P = 0.893 | |
Child born prematurely? | ||||
Yes | 75 % | 77 % | P = 0.716 | |
Child’s birth weight (kg) | 3.45 [0.55] | 3.51 [0.49] | P = 0.137 | |
Child’s birth order? | ||||
First | 56 % | 50 % | P = 0.102 | |
Second or > | 44 % | 50 % | ||
Age at eruption of first primary tooth? (months) | 7.18 [2.23] | 6.94 [2.38] | P = 0.046 | 1.43 [1.03–1.97] |
Age at eruption of first permanent tooth? (years) | 6.29 [1.19] | 6.09 [0.95] | P = 0.090 | |
Age at first visit to dentist? (years) | 5.78 [2.37] | 5.66 [2.37] | P = 0.236 | |
Primary teeth affected by caries? (past caries experience) | ||||
Yes | 43 % | 55 % | P < 0.001 | 1.62[1.22–2.14] |
Mother’s education level? | ||||
Did not finish high school | 7 % | 9 % | P = 0.447 | |
Completed high school | 27 % | 27 % | ||
Higher non-university education | 31 % | 33 % | ||
Higher university education | 35 % | 31 % | ||