Table 1 Five-year cumulative incidences of mortality among patients with ONB
Characteristic | N (%) | Event (%) | Cause-specific mortality | Other causes of mortality | ||
|---|---|---|---|---|---|---|
5-year (%) | p value | 5-year (%) | p value | |||
Age (years) | 0.47 | < 0.001 | ||||
≤ 60 | 538 (65.1) | 194 (51.5) | 17.8 | 5.0 | ||
> 60 | 288 (34.9) | 183 (48.5) | 22.7 | 23.1 | ||
Sex | 0.02 | 0.10 | ||||
Male | 472 (57.1) | 233 (61.8) | 21.1 | 13.7 | ||
Female | 354 (42.9) | 144 (38.2) | 17.4 | 8.1 | ||
Race | 0.41 | 0.98 | ||||
White | 668 (80.9) | 300 (79.6) | 18.8 | 11.3 | ||
Non-white | 158 (19.1) | 77 (20.4) | 22.6 | 11.2 | ||
Primary site | 0.84 | 0.47 | ||||
Nasal cavity | 641(77.6) | 288 (76.4) | 18.5 | 11.2 | ||
Nasal sinus | 185(22.4) | 89 (23.6) | 22.7 | 11.4 | ||
SEER stage | < 0.001 | 0.52 | ||||
Localized | 199 (24.1) | 156 (41.4) | 3.7 | 6.9 | ||
Regional | 357 (43.2) | 162 (43.0) | 17.2 | 11.1 | ||
Distant | 270 (32.7) | 59 (15.6) | 34.7 | 15.0 | ||
Surgery | < 0.001 | < 0.001 | ||||
Yes | 705 (85.4) | 286 (75.9) | 15.8 | 8.7 | ||
No | 121 (14.6) | 91 (24.1) | 40.4 | 26.0 | ||
Radiotherapy | 0.20 | 0.04 | ||||
Yes | 595 (72.0) | 272 (72.1) | 20.0 | 10.6 | ||
No | 231 (28.0) | 105 (27.9) | 17.9 | 13.0 | ||
Chemotherapy | < 0.001 | 0.19 | ||||
Yes | 254 (30.8) | 144 (38.2) | 36.6 | 9.5 | ||
No | 572 (69.2) | 233 (61.8) | 12.0 | 12.1 | ||