Table 1. Demographic and clinical information in individuals with essential tremor.
| Study | Total N | Age (year) | Gender | TSO (year) | Tremor type | Tremor severity at baseline | Medication control |
|---|---|---|---|---|---|---|---|
| Avanzino [22] | 15 | 56.8±10.8 | 10F, 10M | 18.2±17.7 | 7H, 8S | CRSC Part 1: 13.3±5.1 | stop before 72 hours |
| Badran [23] | 10 | 71.6±12.2 | 6F, 4M | NR | NR | FTM-TRS total: 35.0±6.7 | NR |
| Bologna [24] | 16 | 60.8±8.3 | 6F, 10M | 17.9±11.7 | 10H, 6S | FTM-TRS R-hand (~24): 10.8±4.5 | stop before 4 weeks |
| Chuang [25] | 13 | 51.9±18.4 | 5F, 8M | NR | NR | NR | NR |
| Gironell [26] | 10 | 67.9: 55–57 | 3F, 7M | 12.2: 5–25 | 3H, 7S | TCRS Part 1 and 2: 24.5±12.5 | stop before 72 hours |
| Hellriegel [27] | 10 | 65.2±10.4 | 1F, 9M | 37.2±22.6 | 7H, 3S | FTM-TRS Item A and B (~24): 6.3±2.4 | stop before 4 weeks |
| Helvaci Yilmaz [28] | 6 | 37.2±1.9 | 3F, 3M | 11.8±6.0 | 3H, 3S | TETRAS Total: 9.8±3.4 | stop before 1 week |
| Popa [29] | 11 | 51.5±11.8 | 3F, 8M | 23.9±14.5 | 5H, 6S | FTM-TRS total: 46.0±13.0 | NR |
Abbreviations. CRSC: Clinical Rating Scale for Tremor; F: female; FTM-TRS: the Fahn-Tolosa-Marin Tremor Rating Scale; H: hereditary; M: male; NR: not reported; S: sporadic; TCRS: Tremor Clinical Rating Scale; TETRAS: The Essential Tremor Rating Assessment Scale