Fig. 1
From: Perceived stress in patients with migraine: a case-control study
Relationship between the PSS score and the MSQ score. Three dimensional scores of the MSQ (a, b, and c) were inversely correlated with the PSS score (p < 0.001). PSS: Perceived Stress Scale, MSQ: Migraine-Specific Quality of Life Questionnaire Version 2.1, RF-R: Role Function-Restrictive, RF-P: Role Function-Preventive, EF: Emotional Function