Health service utilization patterns of primary care patients with osteoarthritis

Table 4 Factors associated with contacts to orthopaedists assessed by stepwise regression

Dependent: contacts to orthopaedists		beta	SE	Change in R²	P
Unadjusted R² = 0.399	(constant)	0.832	0.437		0.057
	PHQ-9-score	0.509	0.130	0.169	0.013
Adjusted R² = 0.369	Symptom*	0.445	0.125	0.151	0.001
F = 16.236 ; p < 0.001	Lower body*	0.241	0.120	0.056	0.048
	GP contacts	0.035	0.019	0.023	0.064

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