Table 2.
Demographics and baseline patient characteristics between the two groups.
| SCB group（n＝153） | control group（n＝147） | P value | |
|---|---|---|---|
| age (years)a | 32.647 ± 6.658 | 33.048 ± 7.241 | 0.618 |
| BMI (kg/m2)a | 22.124 ± 2.833 | 21.981 ± 2.476 | 0.643 |
| Duration of varicocele (months)a | 16.902 ± 10.803 | 16.388 ± 10.728 | 0.68 |
| basal heart rate (bpm)a | 73.157 ± 5.218 | 72.796 ± 5.011 | 0.542 |
| basal blood pressure（mmHg）a | 114.876 ± 12.022 | 114.299 ± 11.881 | 0.677 |
SCB: spermatic cord block.
a
Data are expressed as mean ± standard deviation.