Table 2.

Correlation of Different Parameters in KOA Patients with FM Comorbidity

Parameters		VAS		PASS20		BDI-II		Lequesne
		r	p	r	p	r	p	r	p
	Age	0.17	0.35	0.46	0.009*	0.13	0.49	0.2	0.27
	BMI	0.53	0.002*	0.04	0.84	0.29	0.11	0.38	0.03*
	Disease duration	0.04	0.84	0.16	0.37	0.09	0.64	0.2	0.26
	VAS	—–	—–	0.48	0.006*	0.53	0.002*	0.64	<0.001*
	PSQI	0.23	0.21	0.4	0.02*	0.18	0.32	0.28	0.11
	PASS20	0.48	0.006*	—–	—–	0.25	0.16	0.37	0.04*
	BDI-II	0.53	0.002*	0.25	0.16	—–	—–	0.17	0.37
	Lequesne’s score	0.64	<0.001*	0.37	0.04*	0.17	0.37	—–	—–
	FIQ	0.56	<0.001*	0.77	<0.001*	0.32	0.07	0.47	0.006*
Quality of life	Physical	−0.62	<0.001*	−0.71	<0.001*	−0.4	0.02*	−0.42	0.02*
	Cognitive	−0.1	0.57	−0.47	0.007*	0.1	0.6	−0.09	0.6
	Affective	−0.36	0.046*	−0.67	<0.001*	−0.1	0.6	−0.32	0.08
	Social	−0.39	0.026*	−0.7	<0.001*	−0.35	0.049*	−0.29	0.1
	Economic	0.12	0.52	−0.11	0.56	−0.03	0.87	−0.04	0.85
	Ego	−0.03	0.88	−0.5	0.004*	0.13	0.49	−0.04	0.85

Note: *p<0.05.

Abbreviations: KOA, knee osteoarthritis; FM, fibromyalgia; BMI, body mass index; VAS, visual analog scale; PSQI, Pittsburgh Sleep Quality Index; PASS20, Pain Anxiety Symptom Scale Short Form 20; BDI-II, Beck Depression Inventory; FIQ, Fibromyalgia Impact Questionnaire.