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. 2016 Mar;31(2):107–111. doi: 10.5001/omj.2016.21

Table 2. Incidence of dysmenorrhea after treatment in both groups using chi-square test.

p-value Total Control Intervention Dysmenorrhea
<0.001 103 (51.5) 67 (65) 36 (35) Yes
97 (48.5) 33 (34) 64 (66) No
200 (100) 100 (50) 100 (50) Total

Data presented as n(%).