Table 3.
The management of periodontitis among pharyngeal cancer and control groups.
| Variables | aOR (95% CI) | ||
|---|---|---|---|
| Oropharynx Cancer | Nasopharynx Cancer | Hypopharynx Cancer | |
| History of periodontitis | |||
| Non-periodontitis | Reference | Reference | Reference |
| <3 years | 2.22 (1.07–4.60) * | 1.38 (0.98–1.98) | 1.93 (0.92–4.05) |
| ≥3 years | 1.52 (0.89–2.59) | 1.09 (0.84–1.42) | 1.19 (0.73–1.96) |
| Utilization of SRP | |||
| No use within 6 years | Reference | Reference | Reference |
| Only use in period 1 | 0.57 (0.32–1.03) | 1.29 (0.95–1.74) | 0.43 (0.23–0.83) * |
| Only use in period 2 | 0.47 (0.25–0.90) * | 0.96 (0.70–1.32) | 0.58 (0.31–1.09) |
| Use in both periods | 0.50 (0.28–0.89) * | 1.13 (0.85–1.50) | 0.26 (0.14–0.47) * |
aOR, odds ratio was estimated by conditional logistic regression, and set the covariate of history for Periodontitis and Scaling and root planing in multiple regression. * p value < 0.05.