Factors Associated with the Differences in Migraine Prevalence Rates between Spanish Regions

Table 2

Association analysis of the differences in migraine prevalence by the percentage of population in each region presenting a series of clinical and pathophysiological conditions.

	𝑟𝑠	P value	𝛽 (95% CI)	Mean 𝑅 (95% CI)
Clinical conditions
Mild hearing loss	−0.45	0.07	−4.88 (−10.78–1.01)	0.01 (0.00–2.75)
Severe hearing loss	−0.33	0.20	−18.64 (−67.11–29.83)	0.00 (0.00–9.02×10^12)
Mild vision loss	0.10	0.69	5.30 (−6.27–16.88)	201.34 (0.00–2.13×10^7)
Severe vision loss	0.15	0.57	11.71 (−32.43–55.85)	1.22×10^5 (0.00–1.81×10^24)
Hypo/hyperthyroidism	−0.57	0.02	−17.53 (−35.37–0.30)	0.00 (0.00–1.35)
Osteoarthritis	−0.56	0.02	−3.02 (−6.07–0.03)	0.05 (0.00–1.04)
Depression	−1.00	0.71	−0.84 (−4.55–2.86)	0.43 (0.01–17.53)
Hypercholesterolaemia	−0.31	0.22	−3.14 (−9.45–3.16)	0.04 (0.00–23.69)
Body mass
Obesity	0.14	0.59	0.01 (−0.05–0.07)	1.01 (0.95–1.08)
Low body weight	−0.22	0.40	0.03 (−0.20–0.26)	1.03 (0.81–1.30)
Life-limiting conditions
Severe impairment	0.40	0.11	2.26 (1.00–4.63)	9.63 (1.10–102.10)
Negligible impairment	−0.10	0.69	−1.17 (−3.01–0.67)	0.31 (0.05–1.96)
Physical limitation	0.31	0.22	1.43 (−1.41–4.27)	4.18 (0.24–71.52)
Psychological limitation	0.35	0.16	1.46 (−5.66–8.58)	4.31 (0.00–5.30×10^3)
Both physical and psychological limitations	−0.49	0.04	−2.85 (−6.36–0.65)	0.06 (0.00–1.92)
Job stress	0.30	0.24	0.45 (−0.44–1.35)	1.58 (0.64–3.88)