Table 5. Comparison of clinical parameters between Group 1 and Group 2.
| Group 1 (Between 2001-2010) (n=285) |
Group 2 (Between 2011-2015) (n=269) |
p | |
| Mean±SD | Mean±SD | ||
| Age | 60±9 | 61±10 | 0.773 |
| Cardiac Risk Index | 1±0.4 | 1±0.5 | <0.001 |
| Cigarette pack X year | 45±32 | 41±28 | 0.05 |
| FVC (mL) | 3,320±790 | 3,260±860 | 0.421 |
| FEV1 (mL) | 2,350±630 | 2,300±670 | 0.930 |
| FVC (%) | 91±17 | 92±18 | 0.222 |
| FEV1 (%) | 81±19 | 80±19 | 0.410 |
| FEV1/FVC (%) | 89±14 | 82±16 | 0.354 |
| DLCO (mLCO/min/mm) | 18.7±5.7 | 19.8 ±5.3 | 0.738 |
| DLCO (%) | 72±20 | 79±19 | 0.821 |
| Albumin (g/dL) | 3.7±0.5 | 4.2±0.8 | 0.005 |
| C-reactive protein (mg/L) | 35.4±30 | 20.6±15 | 0.023 |
| LDH (IU/L) | 221.5±105.6 | 319.1±168.3 | <0.001 |
| Leukocyte (103/pL) | 8,790±2740 | 8,090±3,010 | 0.592 |
| Lymphocyte (103 μι.) | 1.5±0.4 | 1.9±0.7 | 0.041 |
| Monocytes (103/με) | 0.5±0.2 | 0.7±0.6 | 0.645 |
| Neutrophils (103^L) | 5.0±1.6 | 5.7±2.9 | 0.339 |
| Lymphocyte/monocyte ratio | 2.9±1.1 | 3.2±1.6 | 0.288 |
| Neutrophil/lymphocyte ratio | 3.5±1.7 | 3.4±2.4 | 0.452 |
| Hemoglobin (g/dL) | 13.1±1.6 | 13.0±1.7 | 0.290 |
| Tumor Suvmax value | 13.9±8.4 | 12.0±7.9 | 0.600 |
| Tumor diameter (cm) | 4.3±2.3 | 3.7±2.6 | 0.150 |
| Postoperative hospitalization day | 8.5±6.5 | 7±6 | 0.560 |
| 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. | |||