Table 1

Individual results of electrophysiological findings of patients with cervical dystonia

PatientAge (years)/sexDysphagia gradeDysphagia limit (ml water)A-C interval (s)0–2 interval (s)A-0 interval (s)CP-EMG
F, female; M, male; ND, Not done. *Submental muscle electromyography (SM-EMG) could not be measured because of severe muscle and movement artefacts.
Spasmodic torticollis
138/F120850680150ND
252/M1201600745520Normal
341/M1101106908142ND
439/M1Normal1174700454ND
552/F1Normal1150630450ND
662/F1Normal938616200ND
723/F211278414380ND
859/F1Normal1332676570ND
938/F2101110640284Abnormal
1035/F1Normal1050530320ND
1136/M1101030544256ND
Oromandibular/laryngeal dystonia
1262/F1201226800364Normal
1350/M2517906251125ND
1441/M1201955585555ND
1532/M231198550544Abnormal
1645/M1Normal802650124ND
1752/M115900545300ND
1869/F120940590600ND
Generalised dystonia plus spasmodic torticollis
1955/M120892524336Abnormal
2019/F311068712170Abnormal
2135/M35ND*872ND*Abnormal
2222/M2101835755890Abnormal
2322/F1Normal1104922278ND
2432/M2151255845280Abnormal
2560/F251225795495ND
Upper limit in normal controls12 by age group (years)
17–39>201064726495
40–59>20986702520
60–81>201250688492