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Table 4 Profile of treated cases (31 patients)

From: Unilateral versus bilateral thyroarytenoid Botulinum toxin injections in adductor spasmodic dysphonia: a prospective study

Category

Unilateral group

Bilateral group

Gender

  

Male

6

9

Female

5

11

Age (years)

  

Mean

55.65

58.52

Median

63.52

60.54

SD

15.45

16.03

Injection episodes

56

95

Mean interval between injections (days)

136.05 ± 56.2

122.68 ± 52.04

Mean voice score

4.24

3.93

Complications

26 episodes

59 episodes

Total voice loss

0

9 ± 5.73 (n = 6)

Breathy voice "whispery"

9.31 ± 7.76 (n = 16)

6.57 ± 4.88 (n = 35)

Cough

2.4 ± 0.89 (n = 5)

5.45 ± 6.23 (n = 11)

Dysphagia

4.8 ± 5.26 (n = 5)

6 ± 4.65 (n = 7)