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editorial
. 2019 Jun 10;9(3):47–54. doi: 10.5498/wjp.v9.i3.47

Table 2.

Summary of studies

Name of study Yr Country of origin Total number of participants Age Type of setting Comparators Duration
Meltzer et al[23] 2010 United States 60 Mean age 70.9 yr Unclear Pimavanserin vs placebo 4 wk
Cummings et al[24] 2014 United States and Canada 199 Mean age 72.4 yr Academic hospitals and neurology research centers Pimavanserin vs placebo 6 wk