Table 1. Some of the Characteristics of Participants According to Specific Groups.

Groups	Rosa Damascene (N = 46)	Mefenamic Acid (N = 46)	P Value
Age, y	2.11 ± 22.20	2.06 ± 22.13	0.86
BMI a, kg/m 2	1.99 ± 22.24	1.85 ± 21.83	0.35
Dysmenorrhea severity (VAS a) before the onset of study	1.04 ± 6.02	1.02 ± 6.28	0.19
Dysmenorrheal onset age, y	1.44 ± 15.89	1.42 ±15.61	0.32
Menarch age, y	1.57 ± 13.26	1.42 ± 13.26	0.94

^a Abbreviations: BMI, Body mass index; VAS, Visual analogue scale