Predicting Outcome after Total Hip Arthroplasty: The Role of Preoperative Patient-Reported Measures
Table 2
Comparison of presurgical measures in relation to responder status defined separately for each follow-up point .
Responder Status
HOOS
EQ-5D
PCS
MCS
6 months n=128
Non-Responder
median
49.4
0.79
33.1
38.0
range
22.5
0.11
16.0
-26.0
77.5
0.89
49.0
82.0
Responder
median
35.0
0.70
26.5
38.0
range
1.9
0.11
14.0
-40.0
58.8
1.00
44.0
82.0
p
<0.001
0.06
<0.001
0.46
1 year n=126
Non-Responder
median
52.9
0.79
34.4
48.0
range
30.0
0.18
24.0
-6.0
77.5
0.89
49.0
82.0
Responder
median
35.0
0.70
26.7
38.0
range
1.9
0.11
14.0
-40.0
58.8
1.00
44.0
82.0
p
<0.001
0.01
<0.001
0.96
2 years n=126
Non-Responder
median
50.0
0.79
32.7
48.0
range
22.5
0.11
16.0
-26.0
77.5
0.89
49.0
82.0
Responder
median
35.0
0.70
26.8
38.0
range
1.9
0.11
14.0
-40.0
64.4
1.00
44.0
82.0
p
<0.001
0.01
0.001
0.73
3-years n=125
Non-Responder
median
48.8
0.79
32.9
53.0
range
31.3
0.18
16.0
3.0
77.5
0.89
49.0
82.0
Responder
median
35.0
0.70
26.5
38.0
range
1.9
0.11
14.0
-40.0
64.4
1.00
44.0
82.0
p
<0.001
0.002
<0.001
0.36
For quantitative data, values are given as median and range. HOOS: Hip Disability and Osteoarthritis Outcome Score, EQ-5D: EuroQol, PCS: Physical Component Summary of the Short Form 36 questionnaire, MCS: Mental Component Summary of the Short Form 36 questionnaire, p: p-value.
