Pearl Index (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Pearl Index" in English language version.

Last modified: 04:55:41, 19 August 2026 (UTC)

Ref.Un. Ref.Website

Global rank English rank

55doi.org

2^nd place

44nih.gov

5^th place

22jstor.org

23^rd place

15^th place

11drugs.com

529^th place

550^th place

11muvs.org

low place

11sciencedirect.com

137^th place

146^th place

11semanticscholar.org

15^th place

8^th place

doi.org (Global: 2^nd place; English: 2^nd place)

Pearl, Raymond (1933). "Factors in human fertility and their statistical evaluation". Lancet. 222 (5741): 607–611. doi:10.1016/S0140-6736(01)18648-4.
Trussell J (1991). "Methodological pitfalls in the analysis of contraceptive failure". Statistics in Medicine. 10 (2): 201–220. doi:10.1002/sim.4780100206. PMID 2052800.
Burkman, RONALD T.; Dardano, KRISTIN L. (2004-01-01), "82 - Use of Oral Contraceptives for Contraception", in Legato, Marianne J. (ed.), Principles of Gender-Specific Medicine, San Diego: Academic Press, pp. 889–898, doi:10.1016/b978-012440905-7/50354-6, ISBN 978-0-12-440905-7, retrieved 2023-12-19
Sheps MC (1966). "Characteristics of a ratio used to estimate failure rates: occurrences per person year of exposure". Biometrics. 22 (2). Biometrics, Vol. 22, No. 2: 310–321. doi:10.2307/2528521. JSTOR 2528521. PMID 5961447.
Potter RG (1966). "Application of life table techniques to measurement of contraceptive effectiveness". Demography. 3 (2). Demography, Vol. 3, No. 2: 297–304. doi:10.2307/2060159. JSTOR 2060159. PMID 21318704. S2CID 29307911.

drugs.com (Global: 529^th place; English: 550^th place)

"Birth control failure rates - the Pearl Index explained". Drugs.com. Retrieved 2023-12-19.

jstor.org (Global: 23^rd place; English: 15^th place)

Sheps MC (1966). "Characteristics of a ratio used to estimate failure rates: occurrences per person year of exposure". Biometrics. 22 (2). Biometrics, Vol. 22, No. 2: 310–321. doi:10.2307/2528521. JSTOR 2528521. PMID 5961447.
Potter RG (1966). "Application of life table techniques to measurement of contraceptive effectiveness". Demography. 3 (2). Demography, Vol. 3, No. 2: 297–304. doi:10.2307/2060159. JSTOR 2060159. PMID 21318704. S2CID 29307911.

muvs.org (Global: low place; English: low place)

"Muvs - Der Pearl-Index". muvs.org. Retrieved 2023-12-19.

nih.gov (Global: 5^th place; English: 5^th place)

pubmed.ncbi.nlm.nih.gov

Trussell J, Hatcher RA, Cates W, et al. (1990). "A guide to interpreting contraceptive efficacy studies". Obstetrics and Gynecology. 76 (3 Pt 2): 558–567. PMID 2199875.
Trussell J (1991). "Methodological pitfalls in the analysis of contraceptive failure". Statistics in Medicine. 10 (2): 201–220. doi:10.1002/sim.4780100206. PMID 2052800.
Sheps MC (1966). "Characteristics of a ratio used to estimate failure rates: occurrences per person year of exposure". Biometrics. 22 (2). Biometrics, Vol. 22, No. 2: 310–321. doi:10.2307/2528521. JSTOR 2528521. PMID 5961447.
Potter RG (1966). "Application of life table techniques to measurement of contraceptive effectiveness". Demography. 3 (2). Demography, Vol. 3, No. 2: 297–304. doi:10.2307/2060159. JSTOR 2060159. PMID 21318704. S2CID 29307911.

sciencedirect.com (Global: 137^th place; English: 146^th place)

Burkman, RONALD T.; Dardano, KRISTIN L. (2004-01-01), "82 - Use of Oral Contraceptives for Contraception", in Legato, Marianne J. (ed.), Principles of Gender-Specific Medicine, San Diego: Academic Press, pp. 889–898, doi:10.1016/b978-012440905-7/50354-6, ISBN 978-0-12-440905-7, retrieved 2023-12-19

semanticscholar.org (Global: 15^th place; English: 8^th place)

api.semanticscholar.org

Potter RG (1966). "Application of life table techniques to measurement of contraceptive effectiveness". Demography. 3 (2). Demography, Vol. 3, No. 2: 297–304. doi:10.2307/2060159. JSTOR 2060159. PMID 21318704. S2CID 29307911.

Pearl Index (English Wikipedia)

doi.org (Global: 2nd place; English: 2nd place)

drugs.com (Global: 529th place; English: 550th place)

jstor.org (Global: 23rd place; English: 15th place)