Fig. 3. Visual analogue scores for pain at rest (A ) and on moving (B ) over time. Data are median (interquartile range). Scores are significantly lower in the epidural group compared with the intravenous analgesia group both at rest and on moving at all time periods. *P < 0.001, †P = 0.001, ‡P = 0.02, §P = 0.017, P < 0.001, ¶P = 0.005, **P = 0.011, ††P = 0.013.