Table 1.
Demographic and anthropometric data. Preoperative lung function assessment
| Group 1: VDLT | Group 2: cDLT | P | |
|---|---|---|---|
| Sex n (%) | 0.66 | ||
| Men | 33 (66%) | 36 (72%) | |
| Women | 17 (34%) | 14 (28%) | |
| Age (years) Mean±SE | 64.64±1.45 | 63.58±1.83 | 0.65 |
| Height (cm) Mean±SE | 166.00±1.31 | 168.08±1.21 | 0.24 |
| Weight (kg) Mean±SE | 72.83±2.19 | 75.88±1.85 | 0.29 |
| BMI (kg/m2) n (%) Mean±SE | 25.84±0.57 | 26.42±0.66 | 0.51 |
| Underweight (<18.5) | 1 (2%) | 0 (0%) | |
| Normal range (18.5-24.9) | 15 (30%) | 18 (36%) | |
| Overweight (25-29.9) | 25 (50%) | 26 (52%) | |
| Obese class I (30-34.9) | 9 (18%) | 3 (6%) | |
| Obese class II (35-39.9) | 0 (0%) | 0 (0%) | |
| Obese class III (>40) | 0 (0%) | 3 (6%) | |
| A. S. A. risk n (%) | 0.89 | ||
| I | 1 (2%) | 1 (2%) | |
| II | 25 (50%) | 23 (46%) | |
| III | 22 (44%) | 25 (50%) | |
| IV | 2 (4%) | 1 (2%) | |
| V | 0 (0%) | 0 (0%) | |
| FEV1/FVC (%) Mean±SE | 70.26±2.06 | 68.30±1.58 | 0.45 |
| FEV1 (ml/s) Mean±SE | 97.09±3.08 | 91.13±2.81 | 0.16 |
| FVC (ml/s) Mean±SE | 111.30±2.77 | 106.93±2.93 | 0.60 |
VDLT, Video double-lumen tubes/VivaSight-DL; cDLT, Conventional Double-lumen tubes; n, number; SE, Standard error; cm, Centimeters; kg, kilograms; ASA, American Society of Anesthesiologists physical status; FEV1, Forced expiratory volume in the first second; FVC, Forced vital capacity