| Group F (20) | Group S (20) | Group E (20) | P value | |||
Mean ± SD | P value Intra & post-operative | Mean ± SD | P value Intra & post-operative | Mean ± SD | P value Intra & post-operative | ||
Intraoperative tourniquet pain | 0.30 ± 0.73 |
| 0.20 ± 0.62 |
| 0.30 ± 0.73 |
| 0.872 |
Post-operative tourniquet pain | 0.60 ± 1.12 | 0.003* | 0.60 ± 1.31 | 0.002* | 0.1 ± 1.23 | 0.003* | 0.902 |
tourniquet time (minutes) | 50.00 ± 14.78 |
| 44.00 ± 17.67 |
| 53.50 ± 13.77 |
| 0.156 |