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Table 1 Average and homogeneity of quantitative variables of participants’ demographics

From: The effect of 8 weeks aerobic exercise on severity of physical symptoms of premenstrual syndrome: a clinical trial study

Variable Control \( \overline{X}\pm SD \) Intervention \( \overline{X}\pm SD \) P-Value*
Age 24/06 ± 4/71 25/22 ± 4/41 0/2
Monthly bleeding intervals 27/63 ± 3/39 28/34 ± 3/69 0/42
duration of menstrual bleeding 7/33 ± 1/34 6/6 ± 1/41 0/37
intensity of Dysmenorrhea 3/80 ± 2/85 4/02 ± 3/52 0/77
  1. *P < 0.05 was considered statistically significant
  2. **significant