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Effectiveness of NFP Methods

 

Azen, S.P., Roy, S., Pike, M.C., & Casagrande, J.  (1976).  Some suggested improvements to current statistical methods of analyzing contraceptive efficacy.  Journal of Chronic Diseases, 29, 649-666.

Ball, M.  (1976).  A prospective field trial of the ovulation method of avoiding conception.  European Journal of Obstetrics, Gynecology and Reproductive Biology, 6(2), 63-66.

Bartzen, P.J.  (1967).  Effectiveness of the temperature rhythm system of contraception.  Fertility and Sterility, 18, 694-706. [Reprinted in (1969/Spring) Child and Family, 8, 108-118].

Benagiano, G., & Bastianelli, C.  (1989).  Clinical trials of the ovulation method.  International Journal of Gynecology and Obstetrics, 1 [supplement], 91-98.

Billings, J.J.  (1980).  Two methods of natural family planning [letter].  American Journal of Obstetrics and Gynecology, 136(5), 697-698.

Cuervo, L.I.  (1991). Measuring natural family planning in terms of couple-years of protection.  American Journal of Obstetrics and Gynecology, 165, 2063-2065.

Daly, K., & Herold, E.S.  (1982).  Natural family planning:  A comparison of continuers and discontinuers.  Contraceptive Delivery Systems, 3(3-4), 27.

Dorairaj, K.  (1991).  The modified mucus method in India.  American Journal of Obstetrics and Gynecology, 165, 2066-2067.

Doring, G.K.  (1967).  Uber die zuverlassigkeit der temperaturmethode zur empfangnisverhutung. [Reliability of the temperature method as a means on contraception].  Deutsche Medizinische Wochenschrift, 92, 1055-1061.  [English abstract:  The Yearbook of Obstetrics and Gynecology, Yearbook Medical Publisher, pp. 354-355].

Doud, J.  (1985).  Use-effectiveness of the Creighton model of NFP.  International Review of Natural Family Planning, 9, 54-72.

Dunn, H.P.  (1975).  Natural family planning.  New Zealand Medical Journal, 82(554), 407-408.

Farley, T.M.M.  (1986).  Life-table methods for contraceptive research.  Statistics in Medicine, 5, 475-489.

Fehring, R.J., Lawrence, D., & Philpot, C.  (In Press).  Use-effectiveness of the Creighton model ovulation method of natural family planning.  Journal of Obstetric and Gynecological Nursing.

Frank-Herrmann, P., Freundl, G., Baur, S., Bremme, M., Doring, G.K., Godehardt, E.A., & Sottong, U.  (1991).  Effectiveness and acceptability of the symptothermal method of natural family planning in Germany.  American Journal of Obstetrics and Gynecology, 165, 2052-2054.

Gallagher, J.  (1983).  More about natural family planning.  Australian Family Physician, 12(11), 786-792.

Grady, W.R., Hayward, M.D., & Yagi, J.  (1986).  Contraceptive failure in the United States:  Estimates from the 1982 National Survey of Family Growth.  Family Planning Perspectives, 18, 200-209.

Higgins, J.E., & Wilkens, L.R.  (1985).  Statistical comparison of Pearl rates.  American Journal of Obstetrics and Gynecology, 151, 656-659.

Hilgers, T.W.  (1980).  Two methods of natural family planning [letter].  American Journal of Obstetrics and Gynecology, 136(5), 696-697.

Hilgers, T.W.  (1984).  The statistical evaluation of natural methods of family planning.  International Review of Natural Family Planning, 8(3), 226-264.

Hilgers, T.W., Daly, K.D., Prebil, A.M., & Hilgers, S.K.  (1992).  Cumulative pregnancy rates in patients with apparently normal fertility and fertility-focused intercourse.  Journal of Reproductive Medicine, 37, 864-866.

Hume, K.  (1990).  Fertility awareness in the 1990's:  The Billings method of natural family planning, scientific basis, practical application and effectiveness.  Advances in Contraception, 6, 238.

Hume, K.  (1991).  Fertility awareness in the 1990's--the Billings ovulation method of natural family planning, its scientific basis, practical application and effectiveness.  Advances in Contraception, 7, 301-311.

Johnston, J.A.  (1981).  An analysis of continuity discontinuity in natural family planning:  An Australian factor analysis.  International Journal of Fertility, 26(3), 231-238.

Kambic, R.T.  (1991).  Natural family planning use-effectiveness and continuation.  American Journal of Obstetrics and Gynecology, 165, 2046-2048.

Kambic, R.T., & Gray, R.H.  (1991).  Factors related to autonomy and discontinuation of use of natural family planning for women in Liberia and Zambia.  American Journal of Obstetrics and Gynecology, 165, 2060-2062.

Kambic, R., Gray, R.H., St. Mart, R., Lanctot, C., & Martin, M.C.  (1991).  Use effectiveness of the symptothermal method of family planning.  International Family Planning Perspectives, 17, 96-99

Kambic, R., Kambic, M., Brixius, A.M., & Miller, S.  (1981).  A 30 month clinical experience in natural family planning.  American Journal of Public Health, 71(11), 1255-1258.

Kambic, R.T., & Martin, M.C.  (1989).  Evaluating client autonomy in natural family planning.  Advances in Contraception, 4, 221-231.

Keller, A., Bailey, J., Jumenez, R.A., Figueroa, J.G., & de Rodriguez, A.R.  (1981).  Studies in Family Planning, 10, 341-345.

Kerigan, A.T.  (1990).  Effectiveness of natural family planning [letter].  Canadian Medical Association Journal, 143, 13.

Klaus, H., Goebel, J.M., Muraski, B., Egizio, M.T., Weitzel, D., Taylor, R.S., Fagan, M.U., Ek, K., & Hobday, K.  (1978).  Use effectiveness and client satisfaction in six centers teaching the Billings ovulation method.  Contraception, 19(6), 613-639.

Labbok, M.H.  (1986).  The effectiveness of natural family planning studies with selected emphases.  Advances in Contraception, 2, 265.

Labbok, M.H., Klaus, H., & Barker, D.  (1988).  Factors related to ovulation method efficacy in three programs:  Bangladesh, Kenya, and Korea.  Contraception, 37, 577-589.

Labbok, M.H., Klaus, H., & Perez, A.  (1991).  Efficacy studies in natural family planning:  Issues and management implications illustrated with data from five studies.  American Journal of Obstetrics and Gynecology, 165, 2048-2051.

Marshall, J.  (1968).  A field study of the basal-body temperature method of regulating births.  Lancet, 2, 6-10.

Marshall, J.M., Rochat, R.W., & Mosley, W.H.  (1972/November).  Ovulation method of family planning [letter to the editor].  Lancet, 2, 1027-1028.

Medina, J.E., Cifuentes, A., Abernathy, J.R., Spieler, J.M., & Wade, M.E.  (1980).  Comparative evaluation of two methods of natural family planning in Columbia.  American Journal of Obstetrics and Gynecology, 138(8), 1142-1147.

Meng, K.H., & Cho, K.S.  (1989).  Profile of the Billings ovulation method acceptors and use-effectiveness of the method in Korea.  Journal of Korean Medical Science, 4, 29-34.

Perez, A., Labbok, M., Barker, D., & Gray, R.  (1988).  Use-effectiveness of the ovulation method initiated during postpartum breastfeeding.  Contraception, 38, 499-508.

Potter, R.G., Jr.  (1966).  Application of lifetable techniques to measurement of contraceptive effectiveness.  Demography, 3, 297-304.

Rice, F.J.  (1973/Fall).  One rhythm failure [letters from readers].  Family Planning Perspectives, 5, 195.

Rice, F.J., Lanctot, C.A., & Garcia-Devesa, D.  (1981).  Effectiveness of the sympto-thermal method of natural family planning:  An international study.  International Journal of Fertility, 26(3), 222-230.

Ryder, N.B.  (1973/Summer).  Contraceptive failure in the United States.  Family Planning Perspectives, 5, 133-142.

Ryder, R.E.J.  (1993).  Natural family planning:  Effective birth control supported by the Catholic church.  British Medical Journal, 307, 723-726.

Sipr, K.  (1973/July).  Priciny neuspechu teplotni metody planovaneho rodicovstvi.  [Causes of failure in the temperature method of planned parenthood].  Ceskoslovenshe Gynekologie, 38, 428-429. [Czech with English summary].

Thapa, S., Wonga, M.V., Lanpe, P.G., Peitojo, H., & Soejoenoes, A. (1990).  Efficacy of three variations of periodic abstinence for family planning in Indonesia.  Studies in Family Planning, 21, 327-334.

Tietze, C., & Lewitt, S.  (1968).  Statistical evaluation of contraceptive methods:  Use-effectiveness and extended use-effectiveness.  Demography, 5, 931-940.

Trussell, J., & Gummer-Strawn, L.  (1990).  Contraceptive failure of the ovulation method of periodic abstinence.  Family Planning Perspectives, 22, 65-75.

Trussell, J., & Grummer-Strawn, L.  (1991).  Further analysis of contraceptive failure of the ovulation method.  American Journal of Obstetrics and Gynecology, 165, 2054-2059.

Wade, M.E., McCarthy, P., Abernathy, J.R., Harris, G.S., Danzer, H.C., & Urcchio, W.A.  (1979).  A randomized prospective study of the use-effectiveness of two methods of natural family planning:  An interim report.  American Journal of Obstetrics and Gynecology, 134(6), 628-631.

Wade, M.E., McCarthy, P., Barunstein, G.D., Abernathy, J.R., Suchindran, C.M., Harris, G.S., Danzer, H.C., & Uricchio, W.A.  (1981).  A randomized prospective study of the use of effectiveness of two methods of natural family planning.  American Journal of Obstetrics and Gynecology, 141(4), 368-376.

Weissman, M.C., Foliaki, L., Billings, E.L., & Billings, J.J.  (1972/October).  A trial of the ovulation method of family planning in Tonga.  Lancet, 2, 813-816.

World Health Organization-USA.  (1981).  A prospective multicenter trial of the ovulation method of natural family planning 2.  The effectiveness phase.  Fertility and Sterility, 36(5), 591-598.

World Health Organization-USA.  (1984).  A prospective multicenter study of the ovulation method of natural family planning IV:  The outcome of pregnancy.  Fertility and Sterility, 41(4), 593-598.

Zhang, D.W. (1990).  The Effectiveness of the Ovulation Method Used by 688 Couples in Shangahi.  Shangia Muncipal Family Planning Commission, China.



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