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Table 3 Properties of the diagnostic instrument in this and other studies

From: The burden of headache disorders in India: methodology and questionnaire validation for a community-based survey in Karnataka State

Study Migraine TTH
Sensitivity (%) Specificity (%) Sensitivity (%) Specificity (%)
Yu et al. [9] 83 99 51 99
Ayzenberg et al. [10] 77 82 64 91
Present study 63 85 57 81