Table 4

Time to adequate analgesia

Time to adequate pain relief (equivalent dose)7.5 min (=2.5 mg)15 min (=5 mg)22.5 min (=7.5 mg)>22.5 min (= ≥10 mg)
Proportion of patients achieving adequate pain relief13.0%14.8%8.7%3.5%
(95% CI)(8.1 to 20.4)(9.4 to 22.4)(4.8 to 15.3)(1.4 to 8.6 )