Group

Onset time

of block (min)

Lidocaine 1.5% with adrenaline

n = 19

Ropivacaine

n = 19

p-value

Mean time

6.8 ± 2.0

8.3 ± 2.4

0.04

Median

6.0 (5 - 9)

8.0 (6 - 10)

Extremes

4 - 10

5 - 13