Table 3.
Subgroup analysis for periodontitis.
| Variables | Severity of periodontitis | |
|---|---|---|
| Hazard ratios (95% confidence interval) | P for interaction | |
| Age (years) | ||
| < 65 | 1.001 (0.955, 1.049) | 0.0945 |
| ≥ 65 | 1.077 (1.04, 1.115) | |
| Sex | ||
| Male | 1.065 (1.024, 1.108) | 0.0677 |
| Female | 1.114 (1.07, 1.158) | |
| Obesity | ||
| No | 1.103 (1.064, 1.143) | 0.1032 |
| Yes | 1.061 (1.014, 1.111) | |
| Abdominal obesity | ||
| No | 1.09 (1.053, 1.128) | 0.8534 |
| Yes | 1.087 (1.035, 1.141) | |
| Diabetes mellitus | ||
| No | 1.091 (1.057, 1.126) | 0.7721 |
| Yes | 1.084 (1.023, 1.149) | |
| Hypertension | ||
| No | 1.104 (1.057, 1.152) | 0.275 |
| Yes | 1.074 (1.035, 1.114) | |
| Dyslipidemia | ||
| No | 1.096 (1.059, 1.134) | 0.3422 |
| Yes | 1.078 (1.027, 1.132) | |
| Smoking | ||
| No | 1.088 (1.056, 1.121) | 0.6522 |
| Yes | 1.106 (1.017, 1.204) | |
| Drinking | ||
| None | 1.09 (1.059, 1.121) | 0.9025 |
| Heavy drinker | 1.101 (0.965, 1.256) | |
| Stroke | ||
| No | 1.094 (1.062, 1.126) | 0.4564 |
| Yes | 1.036 (0.946, 1.135) | |
| Depression | ||
| No | 1.092 (1.06, 1.125) | 0.863 |
| Yes | 1.076 (0.997, 1.16) | |
The model was adjusted for age, sex, smoking status, drinking habits, exercise habits, income level, body mass index, diabetes mellitus, hypertension, dyslipidemia, stroke and depression.
The hazard ratios are adjusted for age, sex, smoking history, drinking history, exercise habits, income level, body mass index, diabetes mellitus, hypertension, dyslipidemia, stroke and depression.