Table 1

Review of the literature on psychogenic parkinsonism

AuthorYearNo of subjectsMean age (years)Movement duration (years)Abrupt onset (%)Sex (F:M)
Lang et al5199514485.3797:7
Factor et al61998253.56.01001:1
Booij et al142001451UnknownNANA
Gaig et al152006853.76.1555:4
Benaderette et al162006949.94.7444:5
Felicio et al1720101537.43.9NA9:6
Jankovic and Hunter13201232485.28417:15