Table 1 Baseline characteristics of the whole real-world dataset of elderly NPC patients
Characteristics | No. patients, N = 1714 (%) |
|---|---|
Gender | |
 Male | 1302 (76.0) |
 Female | 412 (24.0) |
Age at diagnosis (years) | |
 60–64 | 878 (51.2) |
 65–69 | 545 (31.8) |
   ≥ 70 | 291 (17.0) |
Histological type | |
 WHO type I–II | 38 (2.2) |
 WHO type III | 1676 (97.8) |
Family history of cancer | |
 No | 1254 (73.2) |
 Yes | 460 (26.8) |
ACE-27 (scores) | |
 0 | 835 (48.7) |
 1 | 741 (43.2) |
 2 | 138 (8.1) |
Plasma EBV DNA titer (copy/mL) | |
  ≤ 4000 | 1053 (61.4) |
  > 4000 | 661 (38.6) |
T category | |
 T1 | 186 (10.9) |
 T2 | 253 (14.8) |
 T3 | 854 (49.8) |
 T4 | 421 (24.6) |
N category | |
 N0 | 315 (18.4) |
 N1 | 748 (43.6) |
 N2 | 434 (25.3) |
 N3 | 217 (12.7) |
Stage | |
 I | 77 (4.5) |
 II | 242 (14.1) |
 III | 803 (46.9) |
 IV | 592 (34.5) |
Treatment | |
 IC + CCRT | 460 (26.8) |
 CCRT | 632 (36.9) |
 IC + RT | 171 (10.0) |
 RT alone | 451 (26.3) |