Table 1

Demographics of the sample

GroupnMean age (years) (range)Sex (M/F)
F, female; M, male.
Child Tourette syndrome5612.8 (8 to 17)40/16
Adult Tourette syndrome4437.8 (18 to 61)32/12
Child streptococcal infection409.8 (2 to 15)25/15
Child neurological disease507.6 (0.5 to 18)24/26
Adult healthy controls5035.6 (19 to 57)25/25
Adult neurological disease controls5041.1 (19 to 70)30/20