In 1970, Masters and Johnson published their book " Human Sexual Inadequacy " describing sexual dysfunctions, though these included only dysfunctions dealing with the function of genitals such as premature ejaculation and impotence for men, and anorgasmia and vaginismus for women.
32.
A study of vaginismus in people in Morocco and Sweden found a prevalence of 6 % . 18-20 % of people in British and Australian studies were found to have manifest dyspareunia, while the rate among elderly British people was as low as 2 %.
33.
"' Vaginismus "', sometimes called "'vaginism "'and "'genito-pelvic pain disorder "', is a condition that affects a woman's ability to engage in vaginal penetration, including sexual intercourse, bulbocavernosus, circumvaginal, and perivaginal muscles have also been suggested.
34.
A 1990 study of people presenting to sex therapy clinics found reported vaginismus rates of between 12 % and 17 %, while a random sampling and structured interview survey conducted in 1994 by National Health and Sexual Life Survey documented 10 %-15 % of people reported that in the past six months they had experienced pain during intercourse.
35.
Back pain, perineal pain, secondary Sciatica, secondary piriformis muscle dysfunction with tertiary sciatica, Cauda equina syndrome, neurogenic claudication ( pain caused by walking ), neurogenic bladder, dysuria, urinary incontinence, coccygodynia, sacral radiculopathy, radicular pain, headaches, retrograde ejaculation, paresthesia, hypesthesia, secondary pelvic floor dysfunction, vaginismus, motor disorders in lower limbs and the genital, perineal, or lumbosacral areas, sacral or buttocks pain, vaginal or penile paraesthesia, sensory changes over buttocks, perineal area, and lower extremity; difficulty walking; severe lower abdominal pain, bowel dysfunction, intestinal motility disorders like constipation or bowel incontinence.
