Table 1 Socio-demographic profile of respondents with and without dental hard tissue anomalies (N = 1565)
Variables | Dental hard tissue anomaly present (n = 65) | Dental hard tissue anomaly absent (n = 1500) | Total (N = 1565) | P value |
|---|---|---|---|---|
Sex | ||||
 Male | 24 (36.9 %) | 627 (41.8 %) | 651 (41.6) | 0.44 |
 Female | 41 (63.1 %) | 873 (58.2 %) | 914 (58.4 %) | |
Age | ||||
 12 years | 25 (38.5 %) | 456 (30.4 %) | 481 (30.7 %) | 0.46 |
 13 years | 18 (27.7 %) | 498 (33.2 %) | 516 (33.0 %) | |
 14 years | 13 (20.0 %) | 366 (24.4 %) | 379 (24.2 %) | |
 15 years | 9 (13.8 %) | 180 (12.0 %) | 189 (12.1 %) | |
Socio-economic status | ||||
 Low | 21 (32.3 %) | 499 (33.3 %) | 520 (33.2 %) | 0.48 |
 Middle | 32 (49.2 %) | 640 (42.7 %) | 672 (43.0 %) | |
 High | 12 (18.5 %) | 361 (24.0 %) | 373 (23.8 %) | |
Caries status | ||||
 Present | 8 (12.3 %) | 165 (11.0 %) | 173 (11.0 %) | 0.70 |
 Absent | 57 (87.7 %) | 1335 (89.0 %) | 1392 (89.0 %) | |
Oral hygiene status | ||||
 Good | 10 (15.4 %) | 362 (24.1 %) | 372 (23.8 %) | 0.03 |
 Fair | 44 (67.7 %) | 1009 (67.3 %) | 1053 (67.3 %) | |
 Poor | 11 (16.9 %) | 129 (8.6 %) | 140 (8.9 %) | |