Table 1 Patient characteristics stratified by gender
From: Age-dependent changes of gender disparities in nasopharyngeal carcinoma survival
Variable | Total (N = 9346) | Male (N = 7026) | Female (N = 2320) | P value |
|---|---|---|---|---|
Age, mean ± SD | 46.2 ± 11.2 | 46.7 ± 11.2 | 44.8 ± 11.3 | < 0.001 |
Comorbidity | Â | Â | Â | < 0.001 |
 No | 7193 (77.0%) | 5317 (75.7%) | 1876 (80.9%) |  |
 Yes | 2153 (23.0%) | 1709 (24.3%) | 444 (19.1%) |  |
Drinking status | Â | Â | Â | < 0.001 |
 No | 7919 (84.7%) | 5619 (80.0%) | 2300 (99.1%) |  |
 Yes | 1427 (15.3%) | 1407 (20.0%) | 20 (0.9%) |  |
Smoking status | Â | Â | Â | < 0.001 |
 No | 5227 (55.9%) | 2949 (42.0%) | 2278 (98.2%) |  |
 Yes | 4119 (44.1%) | 4077 (58.0%) | 42 (1.8%) |  |
BMI, mean ± SD | 22.9 ± 3.24) | 23.1 ± 3.19 | 22.2 ± 3.29 | < 0.001 |
Histology type | Â | Â | Â | 0.714 |
 I | 38 (0.41%) | 28 (0.40%) | 10 (0.43%) |  |
 II | 494 (5.29%) | 364 (5.18%) | 130 (5.60%) |  |
 III | 8814 (94.3%) | 6634 (94.4%) | 2180 (94.0%) |  |
VCA IgA | Â | Â | Â | 0.334 |
 0–40 | 1889 (20.2%) | 1399 (19.9%) | 490 (21.1%) |  |
 80–320 | 3071 (32.9%) | 2303 (32.8%) | 768 (33.1%) |  |
 > 320 | 4386 (46.9%) | 3324 (47.3%) | 1062 (45.8%) |  |
EA IgA | Â | Â | Â | 0.001 |
 0–10 | 3249 (34.8%) | 2371 (33.7%) | 878 (37.8%) |  |
 20–80 | 3951 (42.3%) | 3009 (42.8%) | 942 (40.6%) |  |
 > 80 | 2146 (23.0%) | 1646 (23.4%) | 500 (21.6%) |  |
T category | Â | Â | Â | < 0.001 |
 T1 | 838 (8.97%) | 653 (9.29%) | 185 (7.97%) |  |
 T2 | 2388 (25.6%) | 1756 (25.0%) | 632 (27.2%) |  |
 T3 | 3930 (42.1%) | 2875 (40.9%) | 1055 (45.5%) |  |
 T4 | 2190 (23.4%) | 1742 (24.8%) | 448 (19.3%) |  |
N category | Â | Â | Â | < 0.001 |
 N0 | 2078 (22.2%) | 1616 (23.0%) | 462 (19.9%) |  |
 N1 | 3659 (39.2%) | 2664 (37.9%) | 995 (42.9%) |  |
 N2 | 2908 (31.1%) | 2188 (31.1%) | 720 (31.0%) |  |
 N3 | 701 (7.50%) | 558 (7.94%) | 143 (6.16%) |  |
Clinical stage | Â | Â | Â | < 0.001 |
 I | 322 (3.45%) | 258 (3.67%) | 64 (2.76%) |  |
 II | 1755 (18.8%) | 1282 (18.2%) | 473 (20.4%) |  |
 III | 4518 (48.3%) | 3305 (47.0%) | 1213 (52.3%) |  |
 IV | 2751 (29.4%) | 2181 (31.0%) | 570 (24.6%) |  |
Treatment modality | Â | Â | Â | 0.047 |
 RT alone | 2805 (30.0%) | 2136 (30.4%) | 669 (28.8%) |  |
 CCRT | 2263 (24.2%) | 1662 (23.7%) | 601 (25.9%) |  |
 IC + CCRT | 4008 (42.9%) | 3013 (42.9%) | 995 (42.9%) |  |
 CCRT + AC | 270 (2.89%) | 215 (3.06%) | 55 (2.37%) |  |
RT technique | Â | Â | Â | 0.172 |
 CRT | 7042 (75.3%) | 5319 (75.7%) | 1723 (74.3%) |  |
 IMRT | 2304 (24.7%) | 1707 (24.3%) | 597 (25.7%) |  |
Marital status | Â | Â | Â | 0.137 |
 Unmarried | 429 (4.59%) | 309 (4.40%) | 120 (5.17%) |  |
 Married | 8917 (95.4%) | 6717 (95.6%) | 2200 (94.8%) |  |
Employment | Â | Â | Â | < 0.001 |
 Unemployed | 817 (8.74%) | 454 (6.46%) | 363 (15.6%) |  |
 Employed | 7918 (84.7%) | 6159 (87.7%) | 1759 (75.8%) |  |
 Retired | 611 (6.54%) | 413 (5.88%) | 198 (8.53%) |  |
Education level | Â | Â | Â | < 0.001 |
 Low | 4284 (45.8%) | 3025 (43.1%) | 1259 (54.3%) |  |
 Medium | 3089 (33.1%) | 2423 (34.5%) | 666 (28.7%) |  |
 High | 1973 (21.1%) | 1578 (22.5%) | 395 (17.0%) |  |