Table 2 Baseline characteristics and intraoperative information of patients with and without PPCs
|  | Patients with PPCs (N = 51) | Patients without PPCs (N = 146) | P value |
|---|---|---|---|
Preoperative baseline | |||
 Age - years | 67.4 ± 12.9 | 63.7 ± 13.2 | 0.094 |
 Sex (male) - no. (%) | 33 (64.7) | 88 (60.3) | 0.57 |
 ARISCAT score | 50 (43-50) | 50 (27-50) | 0.44 |
 Preoperative SpO2 - % | 97 (96-98) | 98 (96.25-99) | 0.055 |
 %VC - % | 101 ± 18 | 104 ± 18 | 0.31 |
 FEV1.0% - % | 75 ± 13 | 75 ± 10 | 0.72 |
Anesthesia & Operation | |||
 Lung resection (+) - no. (%) | 45 (88.2) | 123 (84.2) | 0.64 |
 TIVA - no. (%) | 31 (60.8) | 78 (53.8) | 0.39 |
 Epidural anesthesia - no. (%) | 37 (72.6) | 109 (74.7) | 0.77 |
 Oxygen therapy to the non-ventilated lung - no. (%) | 3 (5.9) | 2 (1.4) | 0.08 |
 Duration of anesthesia - min | 285 (185-362) | 263 (162-333) | 0.17 |
 Duration of operation - min | 205 (118-276) | 194 (102-258) | 0.15 |
 Duration of OLV - min | 173 (96-240) | 167 (77-224) | 0.33 |
 Total volume of infusion - ml | 1660 (1250-2190) | 1550 (958-2100) | 0.14 |
 Total blood loss - ml | 40 (10-100) | 15 (10-93) | 0.37 |
 Minimum SpO2 - % | 94 (91-96) | 95.5 (93-97) | 0.0053 |