Characteristics of 54 patients with spasmodic torticollis treated with a total of 61 procedures of peripheral selective denervation
| Age (mean and range) | 53.3 (30–69) years |
| Sex | 21 male/33 female |
| Duration of disease (mean and range) | 15.96 (4–49) years |
| Muscles selectively denervated (n (%) of patients) | |
| Sternocleido and contralat splenius/semispinal | 22 (36) |
| Sternocleido and bilat splenius/semispinal | 8 (13) |
| Bilat splenius/semispinal | 7 (11) |
| Unilat splenius/semispinal | 6 (11) |
| Unilat sternocleido | 5 (8) |
| Sternocleido and ipsilat splenius/semispinal | 2 (3) |
| Sternocleido and ipsilat splenius/semispinal and upper trapezius | 2 (3) |
| Lev scapulae and ipsilat upper trapezius | 2 (3) |
| Sternocleido and ipsilat splenius/semispinal and lev scapulae | 1 (2) |
| Sternocleido and contral splenius/semispinal and upper trapezius | 1 (2) |
| Sternocleido bilat and bilat splenius/semispinal | 1 (2) |
| Sternocleido and ipsilat upper trapezius | 1 (2) |
| Unilat splenius/semispinal and sternocleido and lev scapulae | 1 (2) |
| Unilat splenius/semispinal and lev scapulae | 1 (2) |
| Lev scapulae and upper trapezius | 1 (2) |
The muscles denervated in each patient are presented.
contralat, contralateral; ipsilat, ipsilateral; lev scapulae, levator scapulae; splenius, splenius capitis; Sternocleido, sternocleidomastoid; unilat, unilateral.