Table 2.
Distribution of study population based on Simplified-Oral Hygiene Index (OHI-S), Community Periodontal Index (CPI) and Loss of Attachment (LOA) coding criteria
| Variables | n (%) | Total | |||
| Cases | Controls | p-value | |||
| DI-S | Good | 62 (7.7) | 227 (28.1) | 0.0001* | 289 (17.9) |
| Fair | 533 (65.9) | 536 (66.3) | 1069 (66.1) | ||
| Poor | 213 (26.4) | 45 (5.6) | 258 (16) | ||
| CI-S | Good | 24 (2.9) | 110 (13.6) | 0.0001* | 134 (8.3) |
| Fair | 167 (20.7) | 363 (44.9) | 530 (32.8) | ||
| Poor | 617 (76.4) | 335 (41.5) | 952 (58.9) | ||
| OHI-S | Good | 15 (1.9) | 96 (11.9) | 0.0001* | 111 (6.9) |
| Fair | 183 (22.6) | 417 (51.6) | 600 (37.1) | ||
| Poor | 610 (75.5) | 295 (36.5) | 905 (56) | ||
| CPI | Code 0 | 0 (0) | 0 (0) | 0.0001* | 0 (0) |
| Code 1 | 2 (0.2) | 10 (1.2) | 12 (0.7) | ||
| Code 2 | 39 (4.8) | 205 (25.4) | 244 (15.1) | ||
| Code 3 | 170 (21.1) | 390 (48.3) | 560 (34.7) | ||
| Code 4 | 597 (73.9) | 203 (25.1) | 800 (49.5) | ||
| Code X | 0 (0) | 0 (0) | 0 (0) | ||
| Code 9 | 0 (0) | 0 (0) | 0 (0) | ||
| LOA | Code 0 | 126 (15.6) | 424 (52.5) | 0.0001* | 550 (34) |
| Code 1 | 194 (24) | 295 (36.5) | 489 (30.3) | ||
| Code 2 | 236 (29.2) | 59 (7.3) | 295 (18.2) | ||
| Code 3 | 202 (25) | 24 (3) | 226 (14) | ||
| Code 4 | 50 (6.2) | 6 (0.7) | 56 (3.5) | ||
| Code X | 0 (0) | 0 (0) | 0 (0) | ||
| Code 9 | 0 (0) | 0 (0) | 0 (0) | ||
*statistically significant (p≤0.05); n=number of people
DI-S- Debris Index- Simplified; CI-S- Calculus Index-Simplified; OHI-S- Simplified- Oral Hygiene Index
CPI- Community Periodontal Index; LOA-Loss of Attachment