Skip to main content

Table 1 Baseline data

From: Zinc sulfate as an adjunct to methylphenidate for the treatment of attention deficit hyperactivity disorder in children: A double blind and randomized trial [ISRCTN64132371]

  Zinc sulfate Group Placebo Group
Girl 8 10
Boy 14 12
Age (Mean ± SD) 8.04 ± 1.73 (year) 7.73 ± 1.63 (year)
Ethnicity All Persian All Persian