Table 1.
Development cohort (n = 8743) | Validation cohort (n = 5828) | Application cohort (n = 1693) | |
---|---|---|---|
Age, years | 64 (15) | 64 (16) | 64 (14) |
Sex | |||
Male | 5731 (65.5%) | 3903 (67.0%) | 1081 (63.9%) |
Female | 3012 (34.5%) | 1925 (33.0%) | 612 (36.1%) |
Smoking status | |||
Never | 7310 (83.6%) | 4926 (84.5%) | 1401 (82.8%) |
Former/current | 1433 (16.4%) | 902 (15.5%) | 292 (17.2%) |
Drinking status | |||
Never | 7589 (86.8%) | 5066 (86.9%) | 1470 (86.8%) |
Former/current | 1154 (13.2%) | 762 (13.1%) | 223 (13.2%) |
Co‐morbidity | 2563 (29.3%) | 1735 (29.8%) | 513 (30.3%) |
Respiratory co‐morbidity | 82 (0.9%) | 50 (0.9%) | 23 (1.4%) |
Cardiovascular co‐morbidity | 2207 (25.2%) | 1484 (25.5%) | 446 (26.3%) |
Diabetes | 763 (8.7%) | 538 (9.2%) | 156 (9.2%) |
Time from symptom onset to hospitalization, month | 1 (2.5) | 1(2.5) | 1 (3.5) |
Neutrophil‐lymphocyte ratio | 2.02 (1.3) | 2.03 (1.31) | 2.2 (1.46) |
Platelet‐lymphocyte ratio | 134.17 (79.31) | 134.05 (81.07) | 136.81 (85.15) |
Albumin, g/L | 41.1 (5.4) | 41.2 (5.5) | 41.0 (5.8) |
Haemoglobin, g/L | 128 (28) | 128 (28) | 126 (26) |
Weight, kg | 64 (15) | 63 (19) | 64 (15) |
BMI, kg/m2 | 23.24 (4.26) | 23.01 (4.99) | 23.18 (4.09) |
SMI, cm2/m2 | 46.07 (11.22) | 45.93 (11.04) | 45.78 (12.57) |
Appetite loss | 1828 (20.9%) | 1250 (21.4%) | 366 (21.6%) |
Cancer site | |||
Liver | 1385 (15.8%) | 989 (17.0%) | 216 (12.8%) |
Gallbladder | 532 (6.1%) | 361 (6.2%) | 74 (4.4%) |
Pancreas | 361 (4.1%) | 242 (4.2%) | 78 (4.6%) |
Stomach | 3043 (34.8%) | 2006 (34.4%) | 566 (33.4%) |
Colorectum | 3422 (39.1%) | 2230 (38.3%) | 759 (44.8%) |
Cancer stage | |||
I | 2551 (29.2%) | 1690 (29.0%) | 494 (29.2%) |
II | 3056 (35.0%) | 2068 (35.5%) | 551 (32.5%) |
III | 2659 (30.4%) | 1750 (30.0%) | 464 (27.4%) |
IV | 477 (5.5%) | 320 (5.5%) | 184 (10.9%) |
Histologic type | |||
Differentiated | 4346 (49.7%) | 2880 (49.4%) | 836 (49.4%) |
Undifferentiated | 4397 (50.3%) | 2948 (50.6%) | 857 (50.6%) |
Abnormal tumour biomarker | 7912 (90.5%) | 5276 (90.5%) | 1541 (91.0%) |
Cachexia | 1377 (15.7%) | 911 (15.6%) | 411 (24.3%) |
Note: Data are median (IQR) or n (%).
Abbreviations: BMI, body mass index; SMI, skeletal muscle index.