Predicting Outcome after Total Hip Arthroplasty: The Role of Preoperative Patient-Reported Measures

Table 4

Multivariable analysis of risk factors associated with responder grade one year after THA.

Responder	OR	95 CI		P-value
HOOS	0.76	0.66	0.88	<0.001
Gender	0.87	0.20	3.81	0.86
Age	0.92	0.83	1.03	0.13
ASA	1.18	0.37	3.75	0.78
BMI	0.85	0.67	1.07	0.17
Operative time	1.01	0.95	1.08	0.77
Kellgren–Lawrence score	1.82	0.72	4.64	0.21
Length of skin incision	0.84	0.43	1.65	0.61
THR	0.99	0.94	1.04	0.71
VAS	5.56	0.03	1220.58	0.53
MCS	1.04	0.98	1.11	0.20

THA: total hip arthroplasty, OR: odds ratio, CI: Confidence Interval, HOOS: Hip Disability and Osteoarthritis Outcome Score, ASA: American Society of Anaesthesiologists, BMI: body mass index, THR: Total Hip Replacement Expectations Survey, VAS: visual analogue scale, MCS: Mental Component Summary of the Short Form 36 questionnaire.