Table 1.
Patient characteristics
| Data | % data available | |
|---|---|---|
| Age (years) | ||
| At diagnosis | 6.91 ± 0.47 | 82 |
| At surgery | 13.8 ± 0.45 | 100 |
| Duration of illness (years) | 6.4 ± 0.44 | 82 |
| Sex | 87 | |
| Female | 24 (32%) | |
| Male | 44 (58%) | |
| Etiology | 100 | |
| Primary dystonia | ||
| DYT1+ | 29 (38%) | |
| DYT1− | 23 (30%) | |
| Secondary dystonia | 24 (32%) | |
| BFMDRS | ||
| Pre-op motor | 60.4 ± 2.88 | 100 |
| Post-op motor | 35.9 ± 3.20 | 100 |
| Pre-op disability | 15.2± 1.14 | 47 |
| Post-op disability | 8.83 ± 1.08 | 47 |
| DBS target | 76 | 100 |
Data are n (%) for counts or mean ± SD for continuous variables. % data available indicates the percentage of reports with each variable reported