Table 3.
Comparison of oral environmental factors between HNC and in other cancer groups
| Parameter | HNC (n = 142) |
Other (n = 888) |
P value |
|---|---|---|---|
| Number of missing teeth ≥ 6 (%) | 94 (66.2) | 499 (56.2) | < 0.05* |
| Presence of untreated dental caries (%) | 59 (41.6) | 325 (36.6) | 0.26 |
| PESA (mm2), median (IQR) | 1101.0 (804.2–1328.8) | 1068.1 (794.0–1283.3) | 0.35 |
| PISA (mm2), median (IQR) | 212.6 (113.9–319.0) | 186.1 (65.0–271.1) | < 0.05* |
| Oral bacteria count (× 104 CFU/mL) | 1199.4 ± 1236.1 | 839.6 ± 1019.7 | < 0.001* |
| Xerostomia | 24.5 ± 5.1 | 25.6 ± 2.8 | < 0.01* |
| Frequency of dental visits ≥ 1 time/year | 63 (44.4) | 444 (50.0) | 0.25 |
*Significant