TABLE 1.
Demographic characteristics and perioperative data.
| Variable | Group RR (n = 73) | Group DR (n = 73) | p-Value |
|---|---|---|---|
| Age (years) | 57.05 ± 5.60 | 56.05 ± 5.99 | 0.299 |
| Sex (male/female) | 55/18 | 53/20 | 0.706 |
| History of smoking, n (%) | 48 (65.75%) | 47 (64.38%) | 0.862 |
| FEV1/FVC (%) | 90.36 ± 3.11 | 89.65 ± 3.13 | 0.171 |
| Height (cm) | 167.67 ± 5.01 | 166.56 ± 5.87 | 0.221 |
| Body weight (kg) | 68.97 ± 5.33 | 69.64 ± 6.20 | 0.484 |
| BMI (kg/m2) | 24.58 ± 2.19 | 25.11 ± 2.02 | 0.126 |
| ASA I/Ⅱ (n) | 25/48 | 27/46 | 0.730 |
| Comorbidity, n (%) | 0.862 | ||
| Hypertension | 22 (30.14%) | 19 (26.03%) | |
| Diabetes | 9 (12.33%) | 12 (16.44%) | |
| Coronary heart disease | 13 (17.81%) | 6 (8.22%) | |
| Indication, n (%) | 0.974 | ||
| Lung cancer | 23 (31.51%) | 24 (32.88%) | |
| Pneumonia | 25 (34.25%) | 27 (36.99%) | |
| Hemoptysis | 9 (12.33%) | 10 (13.70%) | |
| Pulmonary tuberculosis | 4 (5.48%) | 4 (5.48%) | |
| Interstitial lung disease | 6 (8.22%) | 4 (5.48%) | |
| Others | 6 (8.22%) | 4 (5.48%) | |
| Procedure, n (%) | 0.813 | ||
| Endobronchial inspection | 28 (38.36%) | 27 (36.99%) | |
| Bronchoscopic biopsy | 33 (45.21%) | 31 (42.47%) | |
| Bronchoalveolar lavage | 12 (16.44%) | 15 (20.55%) |
Variables presented as mean ± SD, or number of patients n (%). FEV1 = forced expiratory volume in the first second; FVC , forced vital capacity; BMI , body mass index; ASA , american society of anesthesiology.