Table 1 Vital status at six-months, sociodemographic characteristics, smoking status, province of residence, body mass index, cancer surgery, histology, and TNM stage by multimorbidity status among lung cancer patients diagnosed between 2011 and 2012, in two population-based Spanish cancer registries: Girona and Granada (n = 1259 lung cancer patients and 581 deaths at six-months after cancer diagnosis)
Variable | Royal College of Surgeons-modified Charlson score | Â | ||
|---|---|---|---|---|
No comorbidity | One comorbidity | Two or more comorbidities | p-value | |
N (%) | N (%) | N (%) | Â | |
Vital status at 6 months |  |  |  | 0.001 |
 Alive | 290 (42.8) | 189 (27.9) | 199 (29.4) |  |
 Dead | 196 (33.7) | 164 (28.2) | 221 (38.0) |  |
Age at diagnosis, years |  |  |  | < 0.001 |
  < 60 | 179 (58.9) | 77 (25.3) | 48 (15.8) |  |
 60–69 | 132 (39.4) | 111 (33.1) | 92 (27.5) |  |
 70–79 | 110 (28.4) | 113 (29.2) | 164 (42.4) |  |
  ≥ 80 | 65 (27.9) | 52 (22.3) | 116 (49.8) |  |
Sex |  |  |  | < 0.001 |
 Male | 355 (33.8) | 321 (30.6) | 374 (35.6) |  |
 Female | 131 (62.7) | 32 (15.3) | 46 (22.0) |  |
Smoking status |  |  |  | < 0.001 |
 Current smoker | 187 (41.3) | 144 (31.8) | 122 (26.9) |  |
 Previous smoker | 126 (25.2) | 153 (30.5) | 222 (44.3) |  |
 Never smoked | 65 (45.8) | 37 (26.1) | 40 (28.2) |  |
Province | Â | Â | Â | 0.019 |
 Girona | 216 (43.3) | 133 (26.7) | 150 (30.1) |  |
 Granada | 270 (35.5) | 220 (29.0) | 270 (35.5) |  |
Body Mass Index (kg/m2) |  |  |  | < 0.001 |
 Healthy weight (< 25.0) | 142 (45.8) | 92 (29.7) | 76 (24.5) |  |
 Overweight (25.0–29.9) | 99 (35.9) | 90 (32.6) | 87 (31.5) |  |
 Obese (≥30) | 33 (21.9) | 45 (29.8) | 73 (48.3) |  |
Surgery | Â | Â | Â | 0.163 |
 Yes | 81 (40.1) | 63 (31.2) | 58 (28.7) |  |
 No | 362 (35.8) | 289 (28.6) | 361 (35.7) |  |
Histology |  |  |  | < 0.001 |
 ADE | 176 (46.1) | 101 (26.4) | 105 (27.5) |  |
 Others | 134 (35.5) | 99 (26.2) | 145 (38.4) |  |
 SCLC | 73 (44.2) | 44 (26.7) | 48 (29.1) |  |
 SQUA | 103 (30.8) | 109 (32.6) | 122 (36.5) |  |
TNM stage | Â | Â | Â | 0.014 |
 I | 0 (0.0) | 1 (20.0) | 4 (80.0) |  |
 II | 67 (35.1) | 61 (31.9) | 63 (33.0) |  |
 III | 107 (30.7) | 106 (30.4) | 136 (39.0) |  |
 IV | 267 (40.5) | 183 (27.8) | 209 (31.7) |  |