Observational Study
Copyright ©The Author(s) 2023.
World J Orthop. Dec 18, 2023; 14(12): 853-867
Published online Dec 18, 2023. doi: 10.5312/wjo.v14.i12.853
Table 3 Comparison of pre-operative and post-operative patient reported outcome measure scores: Total hip replacement

Pre-operative (n = 68), median (IQR)
Post-operative (n = 68), median (IQR)
P value1
Z value
HOOS pain33 (25-40)92 (77-98)< 0.001a-4.868
HOOS symptoms38 (30-49)89 (82-93)< 0.001a-4.909
HOOS ADL37 (26-43)88 (78-97)< 0.001a-4.841
HOOS Sport/Rec19 (6-31)70 (50-86)< 0.001a-4.788
HOOS QoL19 (6-31)75 (56-93)< 0.001a-4.663
Overall HOOS28.9 (18.2-37.9)80.7 (64.5-89.4)< 0.001a-4.681
WOMAC pain40 (30-49)95 (85-100)< 0.001a-4.932
WOMAC stiffness25 (25-50)88 (75-100)< 0.001a-4.760
WOMAC function36.8 (28.3-44.1)91.9 (75.7-98.5)< 0.001a-4.864
Oxford hip score14 (10-20)42 (35-47)< 0.001a-4.912
EQ-5D index0.335 (0.169-0.533)0.857 (0.643-1)< 0.001a-4.918
EQ-5D VAS65 (50-80)90 (79-95)< 0.001a-4.357
SF-12 PCS24.8 (21.7-29.3)50.6 (36.5-55.0)< 0.001a-4.623
SF-12 MCS49.6 (39.9-58.3)57.8 (55.4-59.8)0.076-1.776