Table 1 Cohort characteristics
| Â | Â | N (%) | ||
|---|---|---|---|---|
| Â | Â | Cancer | Control | p value |
Sociodemographic variables | Age (mean (SD)) | 60.03 (14.89) | 60.03 (14.89) | 1.00 |
| Â | Sex | Â | Â | 1.00 |
| Â | Male | 19,701 (49.72) | 19,701 (49.72) | Â |
| Â | Female | 19,924 (50.28) | 19,924 (50.28) | Â |
| Â | Residence | Â | Â | 1.00 |
| Â | Seoul | 7968 (20.11) | 7968 (20.11) | Â |
| Â | Metropolitan | 9880 (24.93) | 9880 (24.93) | Â |
| Â | Province | 21,777 (54.96) | 21,777 (54.96) | Â |
| Â | Income (quantile) | Â | Â | 1.00 |
|  | 0–3 | 8854 (22.34) | 8854 (22.34) |  |
|  | 3–6 | 9970 (25.16) | 9970 (25.16) |  |
|  | 6–9 | 14,533 (36.68) | 14,533 (36.68) |  |
|  | 9–10 | 6268 (15.82) | 6268 (15.82) |  |
Baseline systemic and oral diseases | Diabetes | 5692 (14.36) | 4634 (11.69) |  < 0.01 |
|  | Hypertension | 13,180 (33.26) | 12,242 (30.89) |  < 0.01 |
|  | Hyperlipidemia | 4686 (11.83) | 4136 (10.44) |  < 0.01 |
|  | Arthritis | 6826 (17.23) | 6312 (15.93) |  < 0.01 |
|  | Osteoporosis | 1606 (4.05) | 1449 (3.66) |  < 0.01 |
|  | Infectious | 4636 (11.70) | 3578 (9.03) |  < 0.01 |
|  | Gastrointestinal | 15,544 (39.23) | 11,295 (28.50) |  < 0.01 |
|  | Cardiovascular | 2203 (5.56) | 2025 (5.11) |  < 0.01 |
| Â | Cerebrovascular | 2230 (5.63) | 2081 (5.25) | 0.02 |
|  | Stomatitis | 2434 (6.14) | 1886 (4.76) |  < 0.01 |
| Â | Tooth loss | 1079 (2.72) | 1097 (2.77) | 0.71 |
| Â | Dental caries | 5368 (13.55) | 5310 (13.40) | 0.55 |
| Â | Gingivitis | 1681 (4.24) | 1682 (4.24) | 1.00 |