Comorbidity Patterns Among Pregnant Individuals With a History of Seeking Health Care for Migraine: A Population-Based Latent Class Analysis in Ontario, Canada.

The most prevalent comorbidities were mood/anxiety disorders (41.4%), low back pain (16.9%), obesity (12.1%), and asthma (10.6%).

Three distinct subgroups characterized comorbidity patterns: class 1, the "mood/anxiety disorder comorbidity," included 81.2% of the cohort; class 2, the "mood/anxiety disorder and low back pain comorbidity" cohort included 8.3%' and class 3, the "multiple mental health comorbidity" cohort included 10.6%.