| First Author/Year | Reasons for
Exclusion |
|---|---|
| Contarino (2007) [18] | Reported on a subset of participants that were also included in Kruisdijk (2007) [12] |
| Wissel (1996) [19] | Not a randomized controlled trial |
| Jabusch (2005) [20] | Not a randomized controlled trial |
| Lungu (2011) [21] | Not a randomized controlled trial |
| Bares (2002) [22] | Not a randomized controlled trial |
| Behari (1998) [23] | Case series |
| Berg (1999) [24] | Not a randomized controlled trial |
| Dashtipour (2015) [25] | Systematic review |
| Grigoriu (2015) [26] | Systematic review |
| Dresel (2014) [27] | Did not include botulinum toxin |
| Ross (1997) [28] | Not a randomized controlled trial |
| Childers (1998) [29] | Systematic review |
| Cohen (1989) [30] | Not a randomized controlled trial |
| Dashtipour (2008) [31] | Systematic review |
| Zeuner (2013) [32] | Not a randomized controlled trial |
| Djebbari (2004) [33] | Not a randomized controlled trial |
| Jankovic (1993) [34] | Not a randomized controlled trial |
| Schuele (2003) [35] | Not a randomized controlled trial |
| Rivest (1991) [36] | Not a randomized controlled trial |
| Yoshimura (1992) [37] | Trial included participants who did not have focal hand dystonia |
| Chen (1999) [38] | Participants had concurrent intervention of either resting or exercising the injected muscles |