Table 1.

Demographics of participants

Participant groups
Training set
Number of participants	160 healthy controls		160 laryngeal dystonia
Sex, F/M	102/58		102/58
Mean age ± SD, y	48.4 ± 11.6		49.5 ± 10.9
Mean dystonia duration ± SD, y	n/a		13.3 ± 10.2
Scanner strength (3.0 T)	160		160
First independent test set
Number of participants	60 healthy controls		60 laryngeal dystonia
Sex, F/M	42/18		57/3
Mean age ± SD, y	62.3 ± 13.1		62.6 ± 4.8
Mean dystonia duration ± SD, y	n/a		16.4 ± 12.6
Scanner strength (3.0 T)	60		60
Second independent test set
Number of participants	59 laryngeal dystonia	54 blepharospasm	59 cervical dystonia
Sex, F/M	54/5	41/13	53/6
Mean age ± SD, y	67.4 ± 8.7	56.7 ± 15.6	52.1 ± 16.3
Mean dystonia duration ± SD, y	15.2 ± 8.6	7.1 ± 4.2	11.3 ± 7.8
Scanner strength (3.0 T/1.5 T)	59/0	19/35	27/32

n/a, not applicable.