Headache diagnosis | False-positive subjects | ||
---|---|---|---|
UK (n = 39) | Australia (n = 26) | Germanya (n = 48) | |
Chronic daily/chronic headache | 12 | 3 | 1 |
Tension-type headache | 7 | 11 | 22 |
Cluster headache | 1 | – | – |
Cervicogenic headache | – | – | 3 |
Other | 1b | 3c | 1d |
Missing | 1 | – | – |
Total | 22 | 17 | 26 |