Table 1

Baseline data


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

Akhondzadeh et al. BMC Psychiatry 2004 4:9   doi:10.1186/1471-244X-4-9