1953
DOI: 10.1016/s0002-9378(16)38573-8
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The Effectiveness of the Cervical Cap as a Contraceptive Method

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Cited by 20 publications
(6 citation statements)
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“…Bei einem sehr kleinem Kollektiv, welches sehr lange (und somit äuûerst geübt) Portiokappen angewandt hat, wird eine Versagerquote von nur 7,6/100 Frauenjahre angegeben [26]. Die Variabilität der publizierten Aussagen ist erheblich.…”
Section: Nutzenunclassified
“…Bei einem sehr kleinem Kollektiv, welches sehr lange (und somit äuûerst geübt) Portiokappen angewandt hat, wird eine Versagerquote von nur 7,6/100 Frauenjahre angegeben [26]. Die Variabilität der publizierten Aussagen ist erheblich.…”
Section: Nutzenunclassified
“…This was based on a total of 4415 woman-months of experience, 92% of which was contributed by the 72 women who had used the cap for longer than a year [43]. In reviewing the records of 143 women attending a private practice who had used the cap for periods ranging from one month to more than 20 years, Tietze calculated a failure rate of 7.6 per 100 woman-years.…”
Section: Effectivenessmentioning
confidence: 99%
“…Of the 28 unplanned pregnancies, six were related to faulty technique or omission of a spermicide while ten were instances of admittedly irregular use. When these failures are omitted the theoretical effectiveness rate is approximately 98% 8 . Forty‐two women had given up the cap use for various reasons (see Table 1).…”
Section: The Cervical Capmentioning
confidence: 99%
“…Other sources recommend leaving the cup in place for a number of days and up to the full length of the menstrual cycle, removing the cap only for the menses 13,14,15 . However, a cap left on the cervix for an entire cycle may present a problem of odor 16 .…”
Section: The Cervical Capmentioning
confidence: 99%