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. 2018 Oct 11;61(6):684–687. doi: 10.5468/ogs.2018.61.6.684

Table 1. Baseline characteristics of participants by units of research.

Characteristics Placebo group (n=40) Menstrugole group (n=39) NS
Age (yr) 21.50±1.26 21.45±1.22 0.998
Menarche age (yr) 13.10±2.06 14.40±1.26 0.221
Body mass index (kg/m2) 21.87±1.60 21.87±1.70 0.877

Values are presented as mean±standard deviation.

NS, non significance.