| Prior VAS (cm)* | VAS after TENS* | Prior n˚. of diclofenac tablets* | N˚. diclofenac tablets after TENS* |
PG | 8 (7 - 9) | 8 (6 - 9) | 2 (2 - 3) | 2 (2 - 3) |
TG | 8 (7 - 9) | 3 (2 - 4) | 2 (2 - 3) | 1 (0 - 2) |
p (between groups) | p > 0.05 | p < 0.01 | p > 0.05 | p < 0.05 |