Kuongorora kwakaitwa neKinsey Institute kwakaitwa muna 2001 kuchitsvakurudza zvinoratidza kuti vakadzi 47% kubva pa79 vakarega kushandisa mapiritsi ekudzivirira kubata pamuviri vakawana kuti 47% yevakadzi 79 vakarega kushandisa mapiritsi ekudzivirira kubata pamuviri. Imwe ongororo yakaitwa muna 1994 yakawana kuti vakadzi vanoshandisa mapiritsi ekudzivirira kubata pamuviri vakatsinzina maziso avo 32% kakawanda kupfuura avo vasingashandisi mapiritsi ekudzivirira kubata pamuviri. Kune rimwe divi, mapiritsi ekudzivirira pamuviri anogona dzimwe nguva kuvandudza mamiriro akaita se pelvic inflammatory disease, dysorrhea, premenstrual syndrome, uye oral tendon retention, anogona kuderedza zviratidzo zveacne uye polycystic ovary fluctuation syndrome, uye kuderera kwechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere chechirwere
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