Table 1. Patients and surgical characteristics.
| Characteristics | SLT (N=50) | DLT (N=46) | P value |
|---|---|---|---|
| Patients | |||
| Age (yr) | 55±13.54 | 58.67±14.78 | 0.2085 |
| Weight (kg) | 61.19±9.35 | 59.02±11.5 | 0.3157 |
| Height (cm) | 161.29±10.67 | 160.8±10.22 | 0.8211 |
| Body surface area (m2) | 1.65±0.17 | 1.61±0.19 | 0.3419 |
| Sex | 0.8513163 | ||
| Male | 23 | 23 | |
| Female | 27 | 23 | |
| Surgery | |||
| CBP time (min) | 86.76±35.79 | 95.93±33.08 | 0.195 |
| ACC time (min) | 53.1±32.47 | 63.91±31.68 | 0.1021 |
| Total anesthetic time (min) | 232.1±51.44 | 258.91±49 | 0.0104* |
| Surgical time (min) | 160.7±47.4 | 180.22±46.9 | 0.0456* |
| A-S time (min) | 59±14.32 | 67.83±12.19 | 0.0016* |
| SVC cannula insertion | 8 | 15 | 0.096 |
*, P value <0.05. DLT, double-lumen endobronchial tube; SLT, single-lumen endotracheal tube; CPB, cardiopulmonary bypass; ACC, aortic cross clamp; A-S, anesthetic induction to skin incision; SVC, superior vena cava.