According to older studies, "approximately one-third of lesbian women used tribadism, or body contact, as a means of achieving orgasm (Saghir & Robins, 1973; Jay & Young, 1977)".
根據一些較舊的研究，「大约三分一的女同性戀者以女陰摩擦或身體接觸作達至高潮的手段（Saghir & Robins, 1973；Jay & Young, 1977）」。