Table 1 Preoperative biometric parameters of all subjects and grouped into male and female.
All (n = 196) | Male (n = 29) | Female (n = 168) | Two-sample t-test | |
|---|---|---|---|---|
Preoperative | Mean (SD, min. to max.) | Mean (SD, min. to max.) | Mean (SD, min. to max.) | p value |
Age (years) | 62.7 (10.7, 34.0 to 91.0) | 63.5 (10.3, 38.0 to 83.0) | 62.5 (10.8, 34.0 to 91.0) | 0.651 |
Height (cm) | 156.2 (7.8, 140.0 to 181.8) | 166.2 (7.6, 151.1 to 181.8) | 154.4 (6.4, 140.0 to 169.5) | < 0.001 |
Weight (kg) | 57.1 (10.0, 35.9 to 103.8) | 69.3 (12.0, 51.7 to 103.8) | 55.0 (7.9, 35.9 to 82.5) | < 0.001 |
BMI (kg/m2) | 23.3 (3.1, 16.6 to 34.5) | 25.1 (3.7, 18.9 to 34.5) | 23.1 (2.9, 16.6 to 31.2) | 0.001 |