Table 1 Patient demographics and tumour characteristics
Subgroup | Māori | Non-Māori | P-value (Chi-square test) | Total |
|---|---|---|---|---|
Sex | ||||
Female | 104 (61.5%) | 220 (53.1%) | 0.064 | 324 (55.6%) |
Male | 65 (38.5%) | 194 (46.9%) | 259 (44.4%) | |
Age (years) | ||||
< 60 | 35 (20.7%) | 53 (12.8%) | < 0.001 | 88 (15.1%) |
60–69 | 65 (38.5%) | 120 (29.0%) | 185 (31.7%) | |
70–79 | 57 (33.7%) | 170 (41.1%) | 227 (38.9%) | |
80+ | 12 (7.1%) | 71 (17.1%) | 83 (14.2%) | |
Smoking status | ||||
Current smoker | 63 (40.4%) | 104 (27.0%) | < 0.001 | 167 (30.9%) |
Ex-smoker | 91 (58.3%) | 234 (60.8%) | 325 (60.1%) | |
Never smoked | 2 (1.3%) | 47 (12.2%) | 49 (9.1%) | |
Unknown | 13 | 29 | 42 | |
Charlson Comorbidity | ||||
0 | 37 (21.9%) | 119 (28.7%) | < 0.001 | 156 (26.8%) |
1 | 44 (26.0%) | 147 (35.5%) | 191 (32.8%) | |
2 | 51 (30.2%) | 99 (23.9%) | 150 (25.7%) | |
3 | 29 (17.2%) | 33 (8.0%) | 62 (10.6%) | |
4+ | 8 (4.7%) | 16 (3.9%) | 24 (4.1%) | |
COPD | ||||
No | 57 (39.9%) | 207 (57.2%) | < 0.001 | 264 (52.3%) |
Yes | 86 (60.1%) | 155 (42.8%) | 241 (47.7%) | |
Unknown | 26 | 52 | 78 | |
Cell type | ||||
NSCLC | 124 (91.2%) | 328 (96.2%) | < 0.001 | 452 (94.8%) |
Others | 2 (1.5%) | 9 (2.6%) | 11 (2.3%) | |
Small cell | 10 (7.4%) | 4 (1.2%) | 14 (2.9%) | |
Unknown | 33 | 73 | 106 | |
FEV1 | ||||
< 50% | 46 (30.3%) | 63 (17.4%) | < 0.001 | 109 (21.2%) |
50%~ 80% | 70 (46.1%) | 139 (38.4%) | 209 (40.7%) | |
80%+ | 36 (23.7%) | 160 (44.2%) | 196 (38.1%) | |
Unknown | 17 | 52 | 69 | |
ECOG | ||||
0 | 51 (32.3%) | 157 (40.6%) | 0.194 | 208 (38.2%) |
1 | 73 (46.2%) | 158 (40.8%) | 231 (42.4%) | |
2+ | 34 (21.5%) | 72 (18.6%) | 106 (19.4%) | |
Unknown | 11 | 27 | 38 | |
Total | 169 | 414 | 583 | |