- Compliance with ICHD-3 Recommendations. ICHD-3 - International Classification of Headache Disorders, 3rd Edition; CTA - Computed Tomographic Angiography; MRI - Magnetic Resonance Imaging; LP - Lumbar Puncture. (n=173)
| Compliance | n | (%) | Details of Non-Compliance | |
|---|---|---|---|---|
| No | 6 | (3.5) | Second Investigation | CTA instead of LP: 5 |
| MRI instead of LP: 1 | ||||
| Yes | 167 | (96.5) | ||