Do Changes in Electrical Skin Resistance of Acupuncture Points Reflect Menstrual Pain? A Comparative Study in Healthy Volunteers and Primary Dysmenorrhea Patients

Table 1

Baseline characteristics of participants in two groups.

	Group A; (healthy group); (𝑛=48)	Group B; (dysmenorrhea group); (𝑛=46)	𝑃 value
Age, years	23.67±2.40	23.76±2.59	0.855
Age of menarche, years	13.29±1.20	13.00±1.09	0.223
Duration of menstrual period, days	5.37±1.04	5.26±1.28	0.638
Duration of menstrual cycle, days	29.60±2.11	28.98±1.58	0.109
Body temperature; (first day of menstrual period), °C	36.44±0.22	36.52±0.30	0.137
Body temperature; (third day after menstrual period), °C	36.33±0.25	36.46±0.26	0.061

Mean ± SD (standard deviation) is given for each parameter.
𝑃 values from between-groups comparisons using 𝑡-test.
Note that there is no statistically significant difference when comparing two groups.