LMA ETT p-value Desflurane Propofol p-value Cisatracurium Rocuronium p-value
SpO2 after surgery 96.0% (±2.3) 93.9% (±2.9) <0.0001 96.6% (±2.4) 95.1% (±3.0) <0.0001 96.4% (±2.6) 92.8% (±3.1) <0.0001
T 1h 97.1% (±2.3) 95.8% (±2.4) <0.0001 97.7% (±1.9) 96.5% (±2.8) <0.0001 97.8% (±2.2) 95.0% (±2.8) <0.0001
T 2h 97.7% (±2.0) 96.8% (±1.9) 0.0004 98.3% (±1.8) 97.3% (±2.6) 0.0002 98.6% (±1.9) 96.2% (±2.6) <0.0001
T 24h 98.8% (±1.7) 97.9% (±1.6) 0.0002 99.1% (±1.4) 98.5% (±1.9) 0.0011 98.9% (±1.3) 97.8% (±2.0) 0.0005
FEV1 after surgery 68.9% (±18.6) 60.6% (±16.9) <0.0001 74.8% (±12.7) 59.9% (±23.3) <0.0001 70.5% (±13.5) 55.3% (±18.7) <0.0001
T 1h 74.4% (±16.5) 65.2% (±18.0) <0.0001 79.3% (±12.8) 65.5% (±20.3) <0.0001 75.4% (±15.6) 60.1% (18.2) <0.0001
T 2h 78.7% (±16.4) 68.2% (±18.7) <0.0001 82.2% (±12.5) 70.3% (±20.1) <0.0001 76.8% (±14.8) 63.9% (±19.1) <0.0001
T 24h 88.3% (±21.0) 82.3% (±18.1) <0.0001 89.8% (±10.1) 83.4% (±16.9) <0.0001 87.0% (±11.6) 79.8% (±15.9) 0.0069
PEF after surgery 64.6% (±22.7) 54.4% (±21.9) <0.0001 69.8% (±17.1) 56.6% (±26.2) <0.0001 66.9% (±15.6) 47.9% (±22.1) <0.0001
T 1h 67.8% (±19.9) 56.5% (±21.8) <0.0001 73.3% (±16.8) 58.4% (±22.3) <0.0001 69.2% (±13.9) 50.5% (±22.8) <0.0001
T 2h 71.8% (±19.1) 61.4% (±20.3) <0.0001 76.6% (16.4) 63.7% (±22.7) <0.0001 70.5% (±14.3) 57.4% (±21.8) 0.0003
T 24h 86.2% (±18.2) 82.7% (±18.0) 0.06(ns) 88.4% (±15.3) 81.7% (±21.0) 0.0022 86.6% (±14.9) 80.8% (±19.3) 0.07(ns)
FIVC after surgery 68.0% (±22.3) 59.7% (24.2) 0.0007 74.55 (±18.0) 59.8% (±21.9) <0.0001 71.0% (±22.5) 54.0% (±20.0) <0.0001
T 1h 74.2% (±19.6) 66.2% (23.0) 0.0003 79.1% (±14.7) 66.6% (±22.1) <0.0001 74.2% (±21.7) 62.7% (±23.0) 0.0062
T 2h 78.9% (±16.4) 68.2% (±22.4) <0.0001 79.7% (±15.0) 73.6% (±20.9) 0.0067 76.7% (±19.8) 64.0% (±22.8) 0.0019
T 24h 89.3% (±15.7) 84.2% (±20.2) 0.007 89.9% (±10.3) 85.8% (±20.6) 0.0381 90.4% (±16.0) 81.1% (21.6) 0.0125
  Age < 50J Age3 50J p-value BMI < 30 BMI 3 30 p-value surg.< 90min surg.390min p-value
SpO2 after surgery 96.2% (±2.5) 94.5% (±3.1) <0.0001 95.5% (±2.9) 95.1% (±2.7) 0.18(ns) 95.5.% (±2.6) 94.9% (±2.9) 0.0451
T 1h 97.4% (±2.5) 96.0% (±2.3) <0.0001 96.7% (±2.7) 96.5% (±2.5) 0.45(ns) 96.9% (±2.7) 96.3% (±2.7) 0.0239
T 2h 98.2% (±2.2) 96.9% (±2.5) <0.0001 97.4% (±2.3) 97.5% (±2.6) 0.91(ns) 97.6% (±2.59 97.1% (±2.4) 0.0422
T 24h 99.0% (±1.7) 98.2% (±1.8) <0.0001 98.6% (±1.7) 98.5% (±1.8) 0.36(ns) 98.7% (±1.8) 98.2% (±1.7) 0.0305
FEV1 after surgery 70.5% (±15.79 62.5% (±21.7) <0.0001 67.1% (±20.2) 64.8% (±19.5) 0.25(ns) 69.6% (±19.1) 60.4% (±19.5) <0.0001
T 1h 74.9% (±16.1) 68.1% (±18.6) 0.0002 73.0% (16.3) 69.4% (±19.0) 0.06 (ns) 73.5% (±17.0) 67.3% (±18.7) 0.0007
T 2h 78.5% (±15.5) 72.1% (±19.1) 0.0005 76.7% (±16.2) 73.2% (±19.1) 0.06(ns) 77.2% (±17.6) 71.2% (±18.0) 0.0012
T 24h 88.4% (±13.0) 84.5% (±15.0) 0.0079 88.6% (±13.4) 84.2% (±14.7) 0.0026 88.7% (±12.7) 82.4% (±15.6) 0.0001
PEF after surgery 68.7% (±20.2) 55.1% (±23.1) <0.0001 61.2% (±22.2) 60.4% (±23.5) 0.75(ns) 65.2% (±22.8) 54.3% (±21.4) <0.0001
T 1h 69.3% (±18.8) 59.4% (±22.1) <0.0001 65.1% (±20.8) 62.4% (±21.7) 0.21(ns) 65.6% (±21.4) 60.4% (±20.4) 0.0157
T 2h 72.1% (±18.0) 64.8% (±21.0) <0.0001 68.8% (±19.8) 67.2% (±20.4) 0.44(ns) 70.5% (±20.5) 64.0% (±19.0) 0.0017
T 24h 86.6% (±18.4) 83.7% (±17.9) 0.12(ns) 86.5% (±17.9) 83.6% (±18.3) 0.11(ns) 86.9% (±17.5) 82.0% (±18.6) 0.0086
FIVC after surgery 72.2% (±21.7) 59.8% (±23.2) <0.0001 68.7% (±22.6) 61.9% (±23.6) 0.0056 69.8% (±23.0) 58.1% (±22.1) <0.0001
T 1h 76.9% (±17.9) 67.1% (±22.6) <0.0001 74.9% (±20.8) 69.1% (±21.5) 0.0056 74.7% (±21.3) 66.3% (±20.3) 0.0001
T 2h 79.2% (±17.8) 70.8% (±19.9) 0.0003 78.0% (±19.5) 71.9% (±19.6) 0.0031 76.8% (±19.5) 72.0% (±19.3) 0.0190
T 24h 90.0% (±16.1) 85.6% (±18.4) 0.0175 90.6% (±19.6) 84.9% (±15.6) 0.0019 90.7% (±17.5) 82.8% (±16.8) <0.0001
Table 4: Comparison of postoperative pulse oximetry and lung function values (percentage of preoperative baseline) and impact of single anaesthesia related factors (univariate analysis). P-values: T-test or U-test, (ns= no significance).