{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,11]],"date-time":"2025-09-11T18:47:46Z","timestamp":1757616466907,"version":"3.44.0"},"reference-count":16,"publisher":"BMJ","issue":"3","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Fam Plann Reprod Health Care"],"accepted":{"date-parts":[[2010,5,18]]},"published-print":{"date-parts":[[2010,7]]},"DOI":"10.1783\/147118910791749191","type":"journal-article","created":{"date-parts":[[2010,7,8]],"date-time":"2010-07-08T19:36:20Z","timestamp":1278617780000},"page":"167-168","source":"Crossref","is-referenced-by-count":2,"title":["Contraceptive failure and the progestogen-only pill: the issue of body weight"],"prefix":"10.1136","volume":"36","author":[{"given":"Julia","family":"Chandler","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kate","family":"Nash","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[2010,7,1]]},"reference":[{"key":"ref_1","article-title":"Faculty of Sexual and Reproductive Healthcare Clinical Effectiveness Unit. Progestogen-only Pills","author":"[2 May 2010].","year":"2008","unstructured":"Faculty of Sexual and Reproductive Healthcare Clinical Effectiveness Unit. Progestogen-only Pills. November 2008 (Updated June 2009). http:\/\/www.fsrh.org\/admin\/uploads\/ CEUGuidanceProgestogenOnlyPill09.pdf [Accessed 2 May 2010]."},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"169","DOI":"10.3109\/13625189809167250","article-title":"A double-blind study comparing the contraceptive efficacy, acceptability and safety of two progestogen-only pills containing desogestrel 75 micrograms\/day or levonorgestrel 30 micrograms\/day. Collaborative Study Group on the Desogestrelcontaining Progestogen-only Pill","volume":"3","year":"1998","unstructured":"A double-blind study comparing the contraceptive efficacy, acceptability and safety of two progestogen-only pills containing desogestrel 75 micrograms\/day or levonorgestrel 30 micrograms\/day. Collaborative Study Group on the Desogestrelcontaining Progestogen-only Pill. Eur J Contracept Reprod Health Care 1998; 3: 169\u2013178.","journal-title":"Eur J Contracept Reprod Health Care"},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"90","DOI":"10.1783\/147118901101195092","article-title":"Oral contraceptive failures and body weight: findings of a large cohort study","volume":"27","author":"Vessey, M.; Painter, R.","year":"2001","unstructured":"Vessey M, Painter R. Oral contraceptive failures and body weight: findings of a large cohort study. J Fam Plann Reprod Health Care 2001; 27: 90\u201391.","journal-title":"J Fam Plann Reprod Health Care"},{"key":"ref_4","first-page":"81","article-title":"International experience with NORPLANT\u00ae and NORPLANT\u00ae-2 contraceptives. Stud Fam Plann","volume":"19","author":"Sivin, I.","year":"1988","unstructured":"Sivin I. International experience with NORPLANT\u00ae and NORPLANT\u00ae-2 contraceptives. Stud Fam Plann 1988; 19: 81\u201394."},{"key":"ref_5","first-page":"143","article-title":"Microdose intravaginal levonorgestrel contraception: a multicentre clinical trial III. The relationship between pregnancy rate and body weight. World Health Organization. Task Force on Long-Acting Systemic Agents for Fertility Regulation","volume":"41","author":"Koetsawang, S.; Ji, G.; Krishna, U.; Cuadros, A.; Dhall, G.I.; Wyss, R.","year":"1990","unstructured":"Koetsawang S, Ji G, Krishna U, Cuadros A, Dhall GI, Wyss R, et al. Microdose intravaginal levonorgestrel contraception: a multicentre clinical trial III. The relationship between pregnancy rate and body weight. World Health Organization. Task Force on Long-Acting Systemic Agents for Fertility Regulation. Contraception 1990; 41: 143\u2013150.","journal-title":"Contraception"},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"160","DOI":"10.1783\/147118903101197584","article-title":"The members\u2019 enquiry service: frequently asked questions","volume":"29","author":"A, De Souza; S, Brechin; G, Penney","year":"2003","unstructured":"De Souza A, Brechin S, Penney G. The members\u2019 enquiry service: frequently asked questions. J Fam Plann Reprod Health Care 2003; 29: 160\u2013161.","journal-title":"J Fam Plann Reprod Health Care"},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"334","DOI":"10.1016\/j.contraception.2008.11.017","article-title":"Obesity and oral contraceptive pill failure","volume":"79","author":"Trussell, J.; Schwarz, E.; Guthrie, K.","year":"2009","unstructured":"Trussell J, Schwarz E, Guthrie K. Obesity and oral contraceptive pill failure. Contraception 2009, 79: 334\u2013338.","journal-title":"Contraception"},{"key":"ref_8","article-title":"The Faculty of Sexual and Reproductive Healthcare\u2019s Clinical Effectiveness Committee have recently been working closely with the British National Formulary (BNF) in an effort to try and improve the consistency and standardisation of the information provided on contraception. Changes to Section 7.3 (Contraceptives) have been made that bring the BNF into line with theof UK Medical Eligibility for Contraceptive Use","volume-title":"and Faculty guidance. The twoway consultation that resulted in the recent amendments is envisaged to be an ongoing process. Hopefully Journal readers\/clinicians who use the BNF will have noticed these changes","year":"2009","unstructured":"The Faculty of Sexual and Reproductive Healthcare\u2019s Clinical Effectiveness Committee have recently been working closely with the British National Formulary (BNF) in an effort to try and improve the consistency and standardisation of the information provided on contraception. Changes to Section 7.3 (Contraceptives) have been made that bring the BNF into line with the 2009 edition of UK Medical Eligibility for Contraceptive Use (UKMEC 2009) and Faculty guidance. The twoway consultation that resulted in the recent amendments is envisaged to be an ongoing process. Hopefully Journal readers\/clinicians who use the BNF will have noticed these changes.","edition":"2009"},{"key":"ref_9","article-title":"Decrease in the abortion rate and major shift towards early abortion The publication of the 2009 abortion statistics from the Department of Health reveals that the number of abortions for women resident in England and Wales was 189 100 compared with","volume-title":"296 in 2008, a fall of 3.2%. The total figure, including those performed for non-residents, was 1951743 for 2009, compared with 2021158 in","year":"2008","unstructured":"Decrease in the abortion rate and major shift towards early abortion The publication of the 2009 abortion statistics from the Department of Health reveals that the number of abortions for women resident in England and Wales was 189 100 compared with 195 296 in 2008, a fall of 3.2%. The total figure, including those performed for non-residents, was 1951743 for 2009, compared with 2021158 in 2008."},{"key":"ref_10","article-title":"The majority of abortions are performed at under 13 weeks\u2019 gestation. The latest data for 2009 show that progress continues to be made to increase early access: 74% of National Health Service (NHS)-funded abortions took place at under 10 weeks\u2019","author":"gestation compared with 51% in","year":"2002","unstructured":"The majority of abortions are performed at under 13 weeks\u2019 gestation. The latest data for 2009 show that progress continues to be made to increase early access: 74% of National Health Service (NHS)-funded abortions took place at under 10 weeks\u2019 gestation compared with 51% in 2002."},{"key":"ref_11","unstructured":"In 2009, 94% of abortions were funded by the NHS; of these over half (60%) took place in the independent sector under NHS contract. In 2002, 78% of abortions were funded by the NHS; of these just over a third took place in the independent sector under NHS contract.","article-title":"In 2009, 94% of abortions were funded by the NHS; of these over half (60%) took place in the independent sector under NHS contract. In 2002, 78% of abortions were funded by the NHS; of these just over a third took place in the independent sector under NHS contract"},{"key":"ref_12","article-title":"Chief Executive of the British Pregnancy Advisory Service (BPAS), said of the new statistics: \u201cIt\u2019s interesting to see that fewer abortions took place last year, for the second year running. We\u2019re really pleased that a greater proportion of abortions took place at the earliest stages in 2009. There has been a 2% rise in the number of under 10 weeks\u2019 abortions, which now make up three quarters","volume-title":"abortions were carried out at under 13 weeks of pregnancy. This probably indicates that better NHS funding has helped to build in more of the capacity needed to care for women when they need it. Unintended pregnancy and abortion will always be facts of life, because women want to make sure the time is right for them to take on the important role of becoming a parent. Abortion statistics are reflective of women\u2019s very serious consideration regarding that significant role within their current situation","author":"Furedi, Ann","unstructured":"Ann Furedi, Chief Executive of the British Pregnancy Advisory Service (BPAS), said of the new statistics: \u201cIt\u2019s interesting to see that fewer abortions took place last year, for the second year running. We\u2019re really pleased that a greater proportion of abortions took place at the earliest stages in 2009. There has been a 2% rise in the number of under 10 weeks\u2019 abortions, which now make up three quarters of all abortions. In fact, 91% of all abortions were carried out at under 13 weeks of pregnancy. This probably indicates that better NHS funding has helped to build in more of the capacity needed to care for women when they need it. Unintended pregnancy and abortion will always be facts of life, because women want to make sure the time is right for them to take on the important role of becoming a parent. Abortion statistics are reflective of women\u2019s very serious consideration regarding that significant role within their current situation.\u201d"},{"key":"ref_13","unstructured":"Source: www.dh.gov.uk","article-title":"Source"},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"128","DOI":"10.1016\/j.ijgo.2010.01.015","article-title":"Efficacy of mifepristone in reducing intermenstrual vaginal bleeding in users of the levonorgestrel intrauterine system","volume":"109","year":"2010","unstructured":"Efficacy of mifepristone in reducing intermenstrual vaginal bleeding in users of the levonorgestrel intrauterine system. Int J Gynaecol Obstet 2010; 109: 128\u2013130.","journal-title":"Int J Gynaecol Obstet"},{"key":"ref_15","unstructured":"Social networking sites blamed for increase in syphilis Professor Peter Kelly, Director of Public Health for NHS Tees, said the biggest cause of spreading this serious disease was unprotected sex. He blames the use of social networking sites for casual sex on the four-fold rise in the number of cases of syphilis in heterosexuals in his area. More young women are being affected. In pregnancy syphilis can lead to miscarriage, stillbirth or disability. Professor Kelly warned people using the Internet to find sex to protect themselves. Symptoms depend on the development of the disease, and at first many sufferers are unaware of any problem. Nationally, the highest rates of syphilis are seen in women aged 20\u201324 years and men aged 25\u201334 years. In 2008 there were 3588 cases of syphilis diagnosed in sexual health clinics across the UK.","article-title":"Social networking sites blamed for increase in syphilis Professor Peter Kelly, Director of Public Health for NHS Tees, said the biggest cause of spreading this serious disease was unprotected sex. He blames the use of social networking sites for casual sex on the four-fold rise in the number of cases of syphilis in heterosexuals in his area. More young women are being affected. In pregnancy syphilis can lead to miscarriage, stillbirth or disability. Professor Kelly warned people using the Internet to find sex to protect themselves. Symptoms depend on the development of the disease, and at first many sufferers are unaware of any problem. Nationally, the highest rates of syphilis are seen in women aged 20\u201324 years and men aged 25\u201334 years. In 2008 there were 3588 cases of syphilis diagnosed in sexual health clinics across the UK"},{"key":"ref_16","unstructured":"Source: http:\/\/www.independent.co.uk\/life-style\/health-andfamilies\/health-news\/internet-casual-sex-is-blamed-for-ri se-in-syphilis-1926371.html","article-title":"Source"}],"container-title":["Journal of Family Planning and Reproductive Health Care"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1783\/147118910791749191","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,9,5]],"date-time":"2025-09-05T19:08:07Z","timestamp":1757099287000},"score":1,"resource":{"primary":{"URL":"https:\/\/jfprhc.bmj.com\/lookup\/doi\/10.1783\/147118910791749191"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2010,7]]},"references-count":16,"journal-issue":{"issue":"3","published-online":{"date-parts":[[2010,7,1]]},"published-print":{"date-parts":[[2010,7]]}},"alternative-id":["10.1783\/147118910791749191"],"URL":"https:\/\/doi.org\/10.1783\/147118910791749191","relation":{},"ISSN":["1471-1893","2045-2098"],"issn-type":[{"type":"print","value":"1471-1893"},{"type":"electronic","value":"2045-2098"}],"subject":[],"published":{"date-parts":[[2010,7]]}}}