Table 4.

Multinomial logistic regression analyses assessing the association between the number of comorbid conditions and diagnosis (dependent variable). In this analysis, individuals with MFP were set as a reference against which the other groups were compared.

	Crude		Adjusted 1
	OR	95% CI	OR	95% CI
MYA vs. MFS	0.64	0.54–0.75 ***	0.69	0.57–0.82 ***
FM vs. MFS	1.14	0.97–1.33	1.23	0.99–1.51

MYA: Myalgia; MFP: myofascial pain with referral; FM: fibromyalgia. OR: Odds ratio, CI: confidence interval. ¹ Adjusted for age, demographics, BMI, pain duration. Statistical significance is indicated by *** p ≤0.001.