Table 5 Pre- and postoperative opiate use and patient Reported Outcome Measures for (PROMs) for hip arthroplasty

Opiate use, n (%)^a

 pre-operative

187 (35)

-

 6 weeks postoperative¹

0

< 0.0001^*

 6 months postoperative²

0

< 0.0001^*

 1 year postoperative³

0

< 0.0001^*

Oxford Hip Score total, median (IQR)^b

 pre-operative

12 (8–19)

-

 6 weeks postoperative¹

31 (24–37)

< 0.0001^*

 6 months postoperative²

38 (31–44)

< 0.0001^*

 1 year postoperative³

44 (36–47)

< 0.0001^*

EQ-5L-5D Health Questionnaire total,

median (IQR)^b

65 (50–75)

-

 pre-operative

80 (70–90)

< 0.0001^*

 6 weeks postoperative¹

80 (70–90)

< 0.0001^*

 6 months postoperative²

85 (75–90)

< 0.0001^*

 1 year postoperative³