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Lots of women had sex over and over again a week

Lots of women had sex over and over again a week

Study populace and procedures

This cohort investigation signed up 1912 probably qualified women who attended brand new Household members Considered and Reproductive Wellness Medical center, Chulalongkorn Art gallery Medical, Bangkok, Thailand, out-of . This era happened before LARCs turned into free from national healthcare system for everyone teenagers. For it research, the fresh new qualification conditions had been as follows: sexually energetic Thai female aged 18–45 decades, not pregnant along with no plans to conceive to own in the minimum 12 months immediately after joining the study, wish to start among the five types of contraceptives put from the investigation [COCs, DMPA, copper IUD, otherwise birth control enhancement(s)], no contraindication on chose method, and the capacity to give consent from inside the Thai. This research is actually used according to the Statement away from Helsinki. The analysis was approved by the moral panel of Faculty of Treatments, Chulalongkorn School (IRB#). All women signed and you will old created told consent variations passed by the college away from Treatments, Chulalongkorn College Institutional Opinion Board.


The people undergone standardized contraception review in the family relations considered nurses. The next information try received in the female: medical history, history cycle, reputation of exposed sexual intercourse, and reputation for contraindications to the hormone estrogen-progestin contraceptives. General real inspections, as well as blood pressure and the body lbs dimensions, were did. Likewise, if the expressed, the women underwent pelvic test and you can cervical cytological evaluating. Then, the women received strategies for right up-to-big date evidence-situated and you will right information on for every single birth-control means, its effectiveness, risk of harmful effects and recommendations on adherence. Upcoming, the ladies picked its birth prevention strategy, that was available with your family considered facility.

From the enrollment, every woman completed notice-administered questionnaires about their demographic data. The fresh new authors analyzed the latest ladies future maternity package because of the asking new concern, “Are you willing to propose to features youngsters/ anymore people certain time?” The considering solutions was indeed “Sure, I will”, “Zero, I will not”, and “I am not sure”. Just like the sexual intercourse you can expect to ultimately affect adherence to contraception, the brand new experts including questioned another question: “How many times do you have sex?” The options was in fact both “weekly” or “more than once per week”. All women was in fact used up to yearly because of the interviewing the new female sometimes in person in the business or because of the telephone call. The ladies have been accompanied on three, half dozen and one year to evaluate its updates of utilizing new contraceptives additionally the occurrence off unintended pregnancies. All women have been adopted until it abandoned making use of the birth prevention otherwise accomplished the research. This new authors outlined discontinuation of one’s contraception as the leaving use off COCs for at least 30 days, about to miss a beneficial DMPA test or missing an excellent DMPA sample for at least 14 days, or elimination of copper IUD otherwise birth-control implant(s).

Mathematical data

The latest ladies’ very first properties was stated while the indicate, standard deviation, ratio, and you may commission. To look at new discontinuation rates one of each contraception, frequency price and you may cumulative frequency in line with the Kaplan–Meier (exact-occurrences minutes) method were utilized. An excellent Cox proportional problems model was utilized to choose personal dangers regarding discontinuing contraception up to 1 year, therefore the meaningful selection formula was used to choose which covariates can be chosen in the latest design 18 . Varying ages is categorized towards adolescent and you will non-adolescent teams to examine the end result of being teens to the birth control discontinuation several . To evaluate the latest proportional potential risks expectation, i plotted the brand new journal–record transformation of success mode to possess birth control sorts of modified to own almost every other terms and conditions on last multivariable model from the journal research big date.


One of several 1912 ladies who was basically potentially qualified to receive this study, we omitted 32 female as they was young than 18 many years dated otherwise avove the age of 45 years old. A maximum of 1880 feminine was basically included in this research; 839 (forty two.6%) feminine started COCs, 494 (26.3%) initiated DMPA, 280 (14.9%) started the fresh new copper IUD, and you can 267 (fourteen.2%) initiated birth-control enhancement(s). Market data with regards to for each and every birth control strategy are shown during the Desk 1. The new ways to one or two questions, “Would you decide to features students/any further youngsters some time?” and you may “How often do you have sex?”, are also offered inside the Dining table step 1. Nearly all female (99.9%) were cohabiting otherwise married.