Table 1.
Demographic distribution of the study population
| Variables | n (%) | Total | ||
| Cases | Control | |||
| Age | 35-44 years | 271 (33.5) | 271 (33.5) | 542 (33.5) |
| 45-54 years | 344 (42.6) | 344 (42.6) | 688 (42.7) | |
| 55-65 years | 193 (23.9) | 193 (23.9) | 386 (23.8) | |
| Gender | Males | 514 (63.6) | 514 (63.6) | 1028 (63.6) |
| Females | 294 (36.4) | 294 (36.4) | 588 (36.4) | |
| Marital status | Married | 808 (100) | 797 (98.6) | 1605 (99.3) |
| Single | 0 (0) | 11 (1.4) | 11 (0.7) | |
| Education | Primary school | 395 (48.9) | 264 (32.7) | 659 (40.8) |
| High school | 330 (40.8) | 374 (46.3) | 704 (43.5) | |
| University | 83 (10.3) | 170 (21) | 253 (15.7) | |
| Dental visit | Yes | 284 (35.1) | 205 (25.4) | 489 (30.3) |
| No | 524 (64.9) | 603 (74.6) | 1127 (69.7) | |
| Last dental visit | No visit | 524 (64.9) | 603 (74.6) | 1127 (69.7) |
| 6 months- 1 year | 80 (9.9) | 46 (5.7) | 126 (7.8) | |
| >1 year | 204 (25.5) | 159 (19.7) | 367 (22.5) | |
| History of tobacco use | Yes | 256 (31.7) | 136 (16.8) | 392 (24.3) |
| No | 552 (68.3) | 672 (83.2) | 1224 (75.7) | |
| History of alcohol use | Yes | 163 (20.2) | 98 (12.1) | 261 (16.2) |
| No | 645 (79.8) | 710 (87.9) | 1355 (83.8) | |
| Method of cleaning | Tooth brush and toothpaste | 678 (84) | 710 (87.9) | 1388 (86) |
| Any other | 130 (16) | 98 (12.1) | 228 (14) | |
| Frequency of cleaning | Once | 797 (98.6) | 770 (95.3) | 1567 (97) |
| Twice or more | 11 (1.4) | 38 (4.7) | 49 (3) | |
n=number of people