P (two-sided) Sham first n=10 Trial first n=7
0.583*
26.2±5.7 25 (20–35) 24.14±4.0 25 (18–29) Age (years) Average±SD Median (range)
0.112*
12±1.6 12 (9–14) 13.3±0.8 13 (12–14) Age at first menstrual period (years) Average±SD Median (range)
0.622**
5 (50%)
5 (71.4%)
Use of oral contraception N (%)
1.0**
1 (10%)
1 (14.3%)
Smoking N (%)
0.162**
2 (20%) 8 (80%) 4 (57.1%) 3 (42.9%) PV, N (%) Primary Secondary
0.434**
5 (50%) 5 (50%) 2 (29%) 5 (71%) Symptom severity N (%) Moderate Severe