Table 5 Comparison between survey diagnoses and the randomly selected sub-sample blinded diagnoses
From: Prevalence of primary headache disorders in Fayoum Governorate, Egypt
Headache type | Survey sample (n = 1221) | Sub-sample (n = 70) |
|---|---|---|
Migraine | 412 (33.7 %) | 19 (27.1 %) |
ETTH | 583 (47.7 %) | 26 (37.1 %) |
CM | 69 (5.7) | 9 (12.9 %) |
CTTH | 90 (7.4 %) | 11 (15.7 %) |
Cluster headache | 19 (1.6 %) | 0 (0 %) |
Unclassified | 48 (3.9 %) | 5 (7.2 %) |