Table 2.
Caries experience according to 25(OH)D levels
| Variables | Classification | Caries experience in the permanent dentition | Permanent first molar caries experience | ||||
|---|---|---|---|---|---|---|---|
| No | Yes | P * | No | Yes | P * | ||
| Vitamin D (two classification) | < 50 nmol | 476 (45.3) | 562 (54.7) | 0.012 | 501 (47.6) | 537 (52.4) | 0.006 |
| ≥ 50 nmol | 351 (53.0) | 299 (47.0) | 366 (55.8) | 284 (44.2) | |||
| ORa | 0.735 | 0.721 | |||||
| Vitamin D (four classification) | < 25 nmol | 27 (40.3) | 39 (59.7) | 0.048 | 29 (44.6) | 37 (55.4) | 0.018 |
| ≤ 25 to < 50 nmol | 449 (45.7) | 523 (54.3) | 472 (47.9) | 500 (52.1) | |||
| ≤ 50 to < 75 nmol | 318 (52.4) | 270 (47.6) | 330 (55.0) | 258 (45.0) | |||
| ≥ 75 nmol | 33 (59.6) | 29 (40.4) | 36 (64.4) | 26 (35.6) | |||
Units: N (%)
The data were analyzed using a complex weighted sample design
*P values were determined from complex samples Chi-square tests
aValues are expressed as the adjusted odds ratios