2024
Characteristics of men and women with medically diagnosed cluster headache in a national integrated healthcare system: A Veterans Health Administration cohort study
Seng E, Burish M, Fenton B, Schindler E, Zhou B, Phadke M, Skanderson M, Best R, Lipton R, Sico J. Characteristics of men and women with medically diagnosed cluster headache in a national integrated healthcare system: A Veterans Health Administration cohort study. Headache The Journal Of Head And Face Pain 2024 PMID: 39400858, DOI: 10.1111/head.14842.Peer-Reviewed Original ResearchVeterans Health AdministrationElectronic health recordsEHR dataHealthcare systemInternational Classification of Diseases (ICD)-9Integrated healthcare systemNational integrated healthcare systemFiscal yearHospital-based systemClinic-based studyProportion of womenCompared to menLongitudinal cohort of patientsIndividual medical recordsRates of suicidal ideationCH diagnosisStratified prevalenceHealth recordsTobacco useMental healthHealth AdministrationPain diagnosisInternational ClassificationPeriod prevalenceOutpatient visits
2023
Understanding headache classification coding within the veterans health administration using ICD-9-CM and ICD-10-CM in fiscal years 2014–2017
Fodeh S, Fenton B, Wang R, Skanderson M, Altalib H, Kuruvilla D, Schindler E, Haskell S, Brandt C, Sico J. Understanding headache classification coding within the veterans health administration using ICD-9-CM and ICD-10-CM in fiscal years 2014–2017. PLOS ONE 2023, 18: e0279163. PMID: 36598881, PMCID: PMC9812322, DOI: 10.1371/journal.pone.0279163.Peer-Reviewed Original ResearchConceptsVeterans Health AdministrationHeadache diagnosisICD-10-CMICD-10-CM diagnosisICD-10-CM codingSpecialty care clinicsSpecific headache diagnosesICD-9-CM codingDifferent headache typesICD-9-CMRace/ethnicityHeadache comorbidityHeadache NOSPatient ageCare clinicsChronic conditionsHeadache typesProvider typeSociodemographic factorsHealth AdministrationDiagnosisTwo yearsHeadachePatientsMigraine