Table 7. Comparison of clinical parameters between Group 2 and Group 3.
| Group 2 (Between 2011-2015) (n=269) |
Group 3 (Between 2016-2021) (n=291) |
p | |
| Mean±SD | Mean±SD | ||
| Age | 61±10 | 60±10 | 0.634 |
| Cardiac Risk Index | 1±0.5 | 1±0.4 | <0.001 |
| Cigarette pack X year | 41±28 | 37±28 | 0.283 |
| FVC (mL) | 3,260±860 | 3,380±1,050 | 0.127 |
| FEV1 (ml) | 2,300±670 | 2,330±820 | 0.006 |
| FVC (%) | 92±18 | 91±19 | 0.779 |
| FEV1 (%) | 80±19 | 80±20 | 0.329 |
| FEV1/FVC (%) | 82±16 | 90±14 | 0.162 |
| DLCO (mLCO/min/mm) | 19.8±5.3 | 18.6±5.5 | 0.877 |
| DLCO (%) | 79±19 | 73±19 | 0.910 |
| Albumin (g/dL) | 4.2±0.8 | 4.6±1.0 | 0.319 |
| C-Reactive Protein (mg/L) | 20.6±15 | 21.3±16 | 0.598 |
| LDH (IU/L) | 319.1±168.3 | 232.4±106 | <0.001 |
| Leukocyte (103/pL) | 8,090±3010 | 8,280±2,970 | 0.714 |
| Lymphocyte (103 liI.) | 1.9±0.7 | 2.0±1.2 | 0.331 |
| Monocyte (103^L) | 0.7±0.6 | 0.6±0.3 | 0.140 |
| Neutrophil (103^L) | 5.7±2.9 | 6.0±4.8 | 0.105 |
| Lymphocyte/monocyte | 3.2±1.6 | 3.2±1.6 | 0.613 |
| Neutrophil/lymphocyte | 3.4±2.4 | 3.6±2.2 | 0.094 |
| Hemoglobin (g/dL) | 13.0±1.7 | 13.1±1.8 | 0.215 |
| Tumor Suvmax value | 12.0±7.9 | 11.7±7.9 | 0.645 |
| Tumor diameter (cm) | 3.7±2.6 | 3.8±2. 5 | 0.010 |
| Postoperative hospitalization day | 7±6 | 5.5±5 | 0.160 |
| SD: Standard deviation; FVC: Forced vital capacity; FEV1: Forced expiratory volume in 1 sec; DLCO: Diffusing capacity of the lungs for carbon monoxide; LDH: Lactate dehydrogenase; Kruskal-Wallis Test was used as a statistical test. | |||