Table I.
Baseline characteristics (n = 1183)
| Variable | Results |
|---|---|
| Age [years]b | 64.5 ±7.7 |
| Gendera: | |
| Male | 697 (58.9) |
| Female | 486 (41.1) |
| Comorbiditiesa: | 862 (72.9) |
| Hypertension | 500 (42.3) |
| Chronic obstructive pulmonary disease | 287 (24.3) |
| Coronary arterial disease | 187 (15.8) |
| Diabetes mellitus | 167 (14.1) |
| Peripheral arterial disease | 85 (7.2) |
| Cerebrovascular disease | 41 (3.5) |
| ThRCRI classa: | |
| Class A | 972 (82.2) |
| Class B | 199 (16.8) |
| Class C | 12 (1.0) |
| FEV1%b | 85.0 ±21.1 |
| Type of lobectomya: | |
| Right upper | 430 (36.3) |
| Left upper | 341 (28.8) |
| Right lower | 171 (14.5) |
| Left lower | 177 (15.0) |
| Middle | 52 (4.4) |
| Bilobectomy | 12 (1.0) |
| Histopathologya: | |
| Adenocarcinoma | 668 (56.4) |
| Squamous cell carcinoma | 363 (30.7) |
| Large cell carcinoma | 73 (6.2) |
| Other types | 79 (6.7) |
| Pathological stagea: | |
| Stage I | 742 (62.7) |
| Stage II | 292 (24.7) |
| Stage III | 128 (10.8) |
| Stage IV | 21 (1.8) |
BF% – body fat percentage, BMI – body mass index, FEV1% – percentage of predicted forced expiratory volume in 1 s, ThRCRI – Thoracic Revised Cardiac Risk Index.
a
Data are expressed as number (%).
b
Data are expressed as mean ± standard deviation.