| Template group (N = 28) | Traditional group (N = 37) |
Age | 56.4 ± 12.7 | 61.2 ± 18.3 |
Lateralization | ||
right | 18 | 21 |
left | 8 | 15 |
bilateral | 2 | 1 |
Region of pain | ||
V1 | 0 | 0 |
V2 | 8 | 11 |
V3 | 13 | 21 |
V1+V2 | 0 | 0 |
V2+V3 | 7 | 5 |
V1+V3 | 0 | 0 |
V1+V2+V3 | 0 | 0 |