Electrical stimulation may leads to higher participants cured or improved compared with no active treatment (low certainty).
Electrical stimulation probably leads to higher participants cured or improved compared with drug therapy (moderate certainty).
Electrical stimulation probably leads to higher participants cured or improved compared with placebo or sham treatment (moderate certainty).
Electrical stimulation probably leads to higher participants cured or improved compared with pelvic floor muscle training (PFMT) (moderate certainty).
It is very uncertain whether electrical stimulation (ES) once a week changes participants cured or improved ( compared with ES three times a week (very low certainty).