Research Article
Personality Characteristics and Oral Health-Related Quality of Life in an Iranian Adult Population
Table 4
Final modelling of OHIP-14 score based on associated variables using the backward method.
| Variables | IRR (95% CI) | value |
| Losing a tooth | No | Reference | Yes | 1.31 (1.10, 1.57) | 0.003 |
| Self-assessment of oral health | Poor | Reference | Fair | 0.81 (0.67, 0.97) | 0.021 | Good | 0.70 (0.59, 0.84) | <0.0001 | Very good | 0.76 (0.54, 1.07) | 0.122 | Excellent | 0.88 (0.54, 1.43) | 0.601 | PAS | 0.98 (0.97, 0.99) | 0.028 | NAS | 1.01 (1.00, 1.02) | 0.035 |
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Correlation is significant at the 0.01 level. Correlation is significant at the 0.05 level. |