Table 1 Demographic data, duration of anesthesia and surgery, and target propofol concentration for anesthesia maintenance

Age (years)

60.6 ± 10.9

56.0 ± 12.7

0.11

Body mass index (kg/m²)

23.8 ± 3.8

22.5 ± 2.8

0.11

Duration of anesthesia (min)

159 ± 47

165 ± 34

0.53

Duration of surgery (min)

108 ± 43

106 ± 35

0.81

Target propofol concentration (μg/mL)

2.83 ± 0.46

2.95 ± 0.37

0.23