Table 3.

Patient parameters and baseline functional outcome scores as predictors

Parameter	Odds ratio	95% Confidence interval	p Value*
Age	1.08	0.98–1.19	0.11
Gender	0.18	0.03–1.00	0.05*
Comorbidity	1.01	0.97–1.05	0.75
SF-36 Physical functioning domain	1.03	0.98–1.09	0.20
SF-36 Role physical domain	1.01	0.99–1.04	0.34
SF-36 Bodily pain	1.04	0.99–1.10	0.12
SF-36 General health	1.04	1.01–1.08	0.02*
SF-36 Vitality	1.04	1.00–1.09	0.06
SF-36 Social functioning	1.01	0.97–1.06	0.58
SF-36 Role emotional	1.01	0.97–1.04	0.74
SF-36 Mental health	1.05	0.97–1.13	0.24
SF-36 Mental Component score	0.81	0.63–1.04	0.10
SF-36 Physical Component score	0.75	0.59–0.96	0.02*
Oswestry Disability Index	1.00	0.96–1.04	0.98

* p < 0.05.