Table 1 Demographic data
Non-ultrasound | Preoperative ultrasound | Intraoperative ultrasound | P | |
|---|---|---|---|---|
Male/female | 12/8 | 8/9 | 10/8 | 0.729 |
Age (year) | 53.7 ± 4.3 | 54.0 ± 6.2 | 52.9 ± 4.5 | 0.815 |
BMI (kg/m2) | 22.3 ± 2.7 | 23.4 ± 2.6 | 22.1 ± 2.9 | 0.361 |
Side of involvement (left/right) | 9/11 | 7/10 | 8/10 | 0.853 |
Diabetes | 2 | 3 | 2 | 0.770 |
Smoking history | 2 | 3 | 1 | 0.513 |