{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T03:13:20Z","timestamp":1777864400738,"version":"3.51.4"},"reference-count":11,"publisher":"SAGE Publications","issue":"4","license":[{"start":{"date-parts":[[1982,4,1]],"date-time":"1982-04-01T00:00:00Z","timestamp":386467200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J R Soc Med"],"published-print":{"date-parts":[[1982,4]]},"abstract":"<jats:p>\n                    Glycosylated haemoglobin (HbA\n                    <jats:sub>1<\/jats:sub>\n                    ) was measured in 164 Caucasian women aged 20\u201340 years who were using: (1) barrier contraceptive methods; (2) contraceptive pills with 30 \u03bcg ethinyloestradiol and 150 \u03bcg laevo-norgestrel; (3) contraceptive pills with 30\u201335 \u03bcg ethinyloestradiol and 0.5\u20131 mg norethisterone. Mean \u00b1 1 s.d. values for the three groups were 7.64 \u00b1 0.69, 7.56 \u00b1 0.56 and 7.27 \u00b1 0.74 respectively. Groups (1) and (2) did not differ significantly from one another but the mean value for group (3) was significantly lower than for the other groups ( P &lt; 0.01). Age, percentage ideal body weight and smoking did not influence HbA\n                    <jats:sub>1<\/jats:sub>\n                    but the value was higher for parous than for nulliparous women ( P = 0.02). These findings can be explained in terms of the known effects of oestrogens and progestogens on fasting blood glucose.\n                  <\/jats:p>","DOI":"10.1177\/014107688207500405","type":"journal-article","created":{"date-parts":[[2022,7,7]],"date-time":"2022-07-07T06:46:24Z","timestamp":1657176384000},"page":"234-236","source":"Crossref","is-referenced-by-count":5,"title":["Effect of Combined Oral Contraceptives on Glycosylated Haemoglobin"],"prefix":"10.1177","volume":"75","author":[{"given":"Nigel","family":"Oakley","sequence":"first","affiliation":[{"name":"Department of Medicine, St George's Hospital, London SW17 0RE"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wendy","family":"Rostron","sequence":"additional","affiliation":[{"name":"Department of Medicine, St George's Hospital, London SW17 0RE"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"179","published-online":{"date-parts":[[1982,4,1]]},"reference":[{"key":"bibr1-014107688207500405","first-page":"54","volume":"1","author":"Adams P W","year":"1980","journal-title":"Journal of Pharmacotherapy"},{"key":"bibr2-014107688207500405","doi-asserted-by":"publisher","DOI":"10.1016\/S0300-595X(72)80040-9"},{"key":"bibr3-014107688207500405","first-page":"100","volume":"15","author":"Briggs M H","year":"1975","journal-title":"Journal of Reproductive Medicine"},{"key":"bibr4-014107688207500405","unstructured":"Documenta Geigy Scientific Tables (1962) (6th edn) Ed. KonradDiem. Geigy Pharmaceuticals, Macclesfield; p 624"},{"key":"bibr5-014107688207500405","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(77)90237-9"},{"key":"bibr6-014107688207500405","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2362.1977.tb01595.x"},{"key":"bibr7-014107688207500405","doi-asserted-by":"publisher","DOI":"10.1007\/BF00429782"},{"key":"bibr8-014107688207500405","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(79)92949-0"},{"key":"bibr9-014107688207500405","unstructured":"WynnV, AdamsP W, OakleyN (1978) Proceedings 6th Asia & Oceania Congress of Endocrinology, vol 2. Ed. SengJin Cheah Singapore; pp 424\u2013430"},{"key":"bibr10-014107688207500405","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(66)92978-3"},{"key":"bibr11-014107688207500405","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(69)90477-2"}],"container-title":["Journal of the Royal Society of Medicine"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/014107688207500405","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/014107688207500405","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,4,30]],"date-time":"2026-04-30T05:41:21Z","timestamp":1777527681000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.sagepub.com\/doi\/10.1177\/014107688207500405"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1982,4]]},"references-count":11,"journal-issue":{"issue":"4","published-print":{"date-parts":[[1982,4]]}},"alternative-id":["10.1177\/014107688207500405"],"URL":"https:\/\/doi.org\/10.1177\/014107688207500405","relation":{},"ISSN":["0141-0768","1758-1095"],"issn-type":[{"value":"0141-0768","type":"print"},{"value":"1758-1095","type":"electronic"}],"subject":[],"published":{"date-parts":[[1982,4]]}}}