Table 2 Serial epidemiological studies of PD patients with WO and dyskinesia in Asian and Caucasians
Countries | PD sample | Design | WO prevalence (%) | Dyskinesia prevalence (%) | References |
|---|---|---|---|---|---|
UK | 87 | Community based | 40.0(MF) | 28 | Schrag A, et al. Brain, 2000[2] |
China | 63 | Hospital based, single center | 44.4 | 17.5 | Liu CF, et al. Chin J Neurol, 2003[5] |
USA & Europe | 289 | Hospital based, multi-center | 43.9*(MF) | - | Stacy M, et al. Mov Disord, 2005[19] |
Turkey | 555 | Hospital based, single center | 46.3 | 30.1 | Benbir G, et al. Clin Neurol Neurosurg, 2006[11] |
Chile | 124 | Hospital based, single center | 52.0 | 47.2 | Juri-Claveria C, et al. Rev Neurol, 2007[21] |
Hong Kong | 98 | Hospital based, single center | 74.5(MF) | 77.6 | Kum WF, et al. J Clin Neurosci, 2009[4] |
Czech Republic | 563 | Hospital based, multi-center | 66.7 | - | Bares M, et al. J Neural Transm, 2012[18] |
Japan | 1453 | Hospital based, single center | 44.7 | - | Yoritaka A, et al. Parkinsonism Relat Disord, 2013[22] |
Italy | 617 | Hospital based, multi-center | 56.9 | - | Stocchi F, et al. Parkinsonism Relat Disord, 2014[20] |
China | 1558 | Hospital based, multi-center | 46.5 | 10.3 | Present study |