Table 5 Clinical characteristics of 3893 patients with advanced NPC who were treated with different therapeutic modalities
From: A new prognostic histopathologic classification of nasopharyngeal carcinoma
Characteristic | RT alone | RCT | P value |
|---|---|---|---|
Total (cases) | 1077 | 2816 | |
Age (years) |  |  | <0.001†|
 Median (range) | 48 (11–90) | 47 (10–85) |  |
Follow-up time (months) |  | <0.001†| |
 Median (range) | 60 (2–120) | 52 (2–120) |  |
Sex [cases (%)] | Â | Â | 0.120* |
 Male | 785 (72.9) | 2120 (75.3) |  |
 Female | 292 (27.1) | 696 (24.7) |  |
Clinical stage [cases (%)] | Â | <0.001* | |
 III | 685 (63.6) | 1144 (40.6) |  |
 IV | 392 (36.4) | 1672 (59.4) |  |
Proposed classification [cases (%)] | Â | <0.001* | |
 EC | 622 (57.8) | 1845 (65.5) |  |
 MSEC | 228 (21.2) | 531 (18.9) |  |
 SC | 178 (16.5) | 320 (11.3) |  |
 SCC | 49 (4.5) | 120 (4.3) |  |
WHO classification [cases (%)] | Â | <0.001* | |
 NKUC | 889 (82.5) | 2215 (78.6) |  |
 NKDC | 160 (14.9) | 560 (20.0) |  |
 KSCC | 28 (2.6) | 41 (1.4) |  |
OS rate (%) |  |  | <0.001§ |
 5-year (95% CI) | 64.8 (61.7–67.6) | 75.6 (73.8–77.3) |  |