Validation of the Patient Health Questionnaire-9 (PHQ-9) and PHQ-2 in patients with migraine

Lipton RB(2007)Migraine prevalence, disease burden, and the need for preventive therapy Neurology 68 343-9

Bigal ME(2015)Headache disorders are third cause of disability worldwide J Headache Pain 16 544-25

Diamond M(2011)Migraine and psychiatric comorbidity: a review of clinical findings J Headache Pain 12 115-26

Freitag F(2005)Anxiety and depression associated with migraine: influence on migraine subjects’ disability and quality of life, and acute migraine management Pain 118 319-S7

Reed ML(2014)The role of headache chronicity among predictors contributing to quality of life in patients with migraine: a hospital-based study J Headache Pain 15 68-13

Stewart WF(2009)Tracing transformation: chronic migraine classification, progression, and epidemiology Neurology 72 S3-73

Steiner TJ(2015)Psychometric properties of the stagnation scale in medication overuse headache patients J Headache Pain 16 1052-92

Birbeck GL(2001)The PHQ-9: validity of a brief depression severity measure J Gen Intern Med 16 606-808

Jensen RH(2012)Migraine diagnosis: screening items, instruments, and scales Acta Anaesthesiol Taiwan 50 69-5

Katsarava Z(2003)The patient health questionnaire-2: validity of a two-item depression screener Med Care 41 1284-12

Lipton RB(2007)Migraine prevalence, disease burden, and the need for preventive therapy Neurology 68 343-9

Bigal ME(2015)Headache disorders are third cause of disability worldwide J Headache Pain 16 544-25

Diamond M(2011)Migraine and psychiatric comorbidity: a review of clinical findings J Headache Pain 12 115-26

Freitag F(2005)Anxiety and depression associated with migraine: influence on migraine subjects’ disability and quality of life, and acute migraine management Pain 118 319-S7

Reed ML(2014)The role of headache chronicity among predictors contributing to quality of life in patients with migraine: a hospital-based study J Headache Pain 15 68-13

Stewart WF(2009)Tracing transformation: chronic migraine classification, progression, and epidemiology Neurology 72 S3-73

Steiner TJ(2015)Psychometric properties of the stagnation scale in medication overuse headache patients J Headache Pain 16 1052-92

Birbeck GL(2001)The PHQ-9: validity of a brief depression severity measure J Gen Intern Med 16 606-808

Jensen RH(2012)Migraine diagnosis: screening items, instruments, and scales Acta Anaesthesiol Taiwan 50 69-5

Katsarava Z(2003)The patient health questionnaire-2: validity of a two-item depression screener Med Care 41 1284-12