Visual analogue pain scale score at all time intervals
| Time | Paracetamol group Mean (SD) VAS score (n=28) | Morphine group Mean (SD) VAS score (n=27) | p Value on Student t test |
| 0 | 76.4 (15.0) | 70.1 (9.9) | 0.16 (NSD) |
| 15 | 69.9 (17.8) | 61.6 (19.8) | 0.13 (NSD) |
| 30 | 63.5 (22.3) | 55.0 (29.7) | 0.19 (NSD) |
| 45 | 59.7 (23.5) | 49.7 (26.9) | 0.14 (NSD) |
| 60 | 52.9 (27.4) | 44.0 (22.6) | 0.28 (NSD) |
VAS, visual analogue scale; NSD, no significant difference.