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Table 2 Sample distribution of current socioeconomic, dental status, and dental visit according to OIDP levels (n, %) in adolescents (n = 339) age 12 yr.

From: Social and dental status along the life course and oral health impacts in adolescents: a population-based birth cohort

Variables Sample distribution OIDP = 0 OIDP = 1 OIDP ≥ 2
  n (%) n (%)
Family economic status at age 12 **     
A + B 63(18.9) 30(47.6) 16(25.4) 17(27.0)
C 108(32.3) 49(45.4) 35(32.4) 24(22.2)
D + E 163(48.8) 61(37.4) 48(29.5) 54(33.1)
Untreated dental caries at age 12     
No 200(59.0) 96(48.0) 64(32.0) 40(20.0)
Yes 139(41.0) 46(33.1) 38(27.3) 55(39.6)
Dental pain at age 12     
No 298(87.9) 134(44.9) 92(30.9) 72(24.2)
Yes 41(12.1) 8(19.5) 10(24.4) 23(56.1)
Dental trauma at age 12     
No 285(85.1) 119(41.8) 85(29.8) 81(28.4)
Yes 50(14.9) 23(44.2) 15(28.9) 14(26.9)
Dental fluorosis at age 12     
No 285(85.1) 115(40.1) 87(30.5) 83(29.1)
Yes 50(14.9) 24(48.0) 15(30.0) 11(22.0)
Gingival bleeding at age 12 (% teeth affected)     
<11.5 113(33.3) 53(46.9) 40(35.4) 20(17.7)
11.5-28.0 110(32.5) 51(46.4) 28(25.5) 31(28.1)
28.5-92.0 116(34.2) 38(32.8) 34(29.3) 44(37.9)
Incisal crowding at age 12     
No 253(74.6) 111(43.9) 83(32.8) 59(23.3)
Yes 86(25.4) 31(36.0) 19(22.1) 36(41.9)
Maxillary anterior crowding at age 12     
No 229(67.6) 101(44.1) 66(28.8) 62(27.1)
Yes 110(32.4) 41(37.3) 36(32.7) 33(30.0)
Mandible anterior crowding at age 12     
No 261(76.9) 111(42.5) 80(30.7) 70(26.8)
Yes 78(23.1) 31(39.7) 22(28.2) 25(32.1)
Anterior segment spacing at age 12     
No 206(60.8) 94(45.6) 53(25.7) 59(28.6)
Yes 133(39.2) 48(36.1) 49(36.8) 36(27.1)
Maxillary overjet at age 12     
≤ 3 mm 245(73.3) 109(44.5) 71(29.0) 65(26.5)
> 3 mm 94(27.7) 33(35.1) 31(33.0) 30(31.9)
Anterior open bite at age 12     
No 314(92.6) 131(41.7) 93(29.6) 90(28.7)
Yes 25(7.4) 11(44.0) 9(36.0) 5(20.0)
Dental visit at age 12     
Routine visit 47(13.9) 21(44.6) 13(27.7) 13(27.7)
Treatment 67(19.8) 27(40.2) 20(29.9) 20(29.9)
Did not attend 224(66.3) 94(42.0) 68(30.3) 62(27.7)
Orthodontic treatment until age 12     
Yes 23(6.8) 10(43.5) 6(26.1) 7(30.4)
No 316(93.2) 132(41.8) 96(30.4) 88(27.8)
Total 339 142(41.9) 102(30.1) 95(28.0)
  1. Pelotas, Brazil, 2005.
  2. **According to the Brazil Criterion for Economic Classification proposed by ANEP.