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Table 3 Summary of adverse events, N (%) of patients

From: Botulinum toxin type A with or without needle electromyographic guidance in patients with cervical dystonia

Adverse events

Group A

Group B

Dysphagia

10 (31.3 %)

6 (16.7 %)

Neck muscle weakness

5 (15.6)

6 (16.7 %)

Discomfort at injection site

3 (9.4 %)

7 (19.4)

Dry mouth

2 (6.3 %)

3 (8.3 %)

Patients with ≥1 adverse events

17 (53.1 %)

19 (52.8 %)