Outcome of delivery subsequent to vacuum - aspiration abortion in nulliparous women

References

• Armitage P. Statistical Methods in Medical Research. Blackwell, Oxford 1974
   Google Scholar
• Czeizel A., Bognar Z., Tusnady G., Revesz P. Changes in mean birthweight and proportion of low-weight births in Hungary. Brit J Prev Soc Med 1970; 24: 146
   Google Scholar
• Dalaker K., Moe Lichtenberg S., Ökland G. Delayed reproductive complications after induced abortion. Acta Obstet Gynecol Scand 1979; 58: 491
   Web of Science ®Google Scholar
• Daring J. R., Emanuel I. Induced abortion and subsequent outcome of pregnancy in a series of American women. N Engl J Med 1977; 297: 1241
   Google Scholar
• Department of Obstetrics and Gynecology. University Hospital, UppsalaSweden 1971, Annual reports 1970–5. Uppsala, 6
   Google Scholar
• Dziewulska W. Abortion in the past - versus the fate of the consequent pregnancy. Ginekol Pol 1973; 44: 1003
   Google Scholar
• Ericson A. Personal communication. National Board of Health and Welfare, Stockholm 1980
   Google Scholar
• Fleiss J. L. Confidence intervals for the odds ratio in case-control studies: the state of the art. J Chron Dis 1979; 32: 69
   PubMedGoogle Scholar
• Harlap S., Shiono P. H., Ramchoran S., Berendes H., Pellegrin F. A prospective study of spontaneous fetal losses after induced abortions. N Engl J Med 1979; 301: 617
   Google Scholar
• Harlin J., Bygdeman M., Peterson H., af Geijerstam G., Varma A., Belsey M. A., Edström K., Cranford J. Long-term sequelae of late first and second trimester induced abortion. 1982, In press
   Google Scholar
• Hogue C. J. Low birthweight subsequent to induced abortion. Am J Obstet Gynecol 1975; 123: 675
   Google Scholar
• Hogue C. J., Lean T. H., Wood J. L. Long-term sequelae in dilatation and curettage versus vacuum aspiration: report of an epidemiologic study in Singapore. Pregnancy Termination: Procedures, Safety and New Developments, G. I. Zatuchni, J. J. Sciarra, J. J. Speidel. MD Harper & Row, Hagerstown 1979; 149
   Google Scholar
• Johansson E. D.B. The effect of oxytocin on the complication rate of early therapeutic abortions. Acta Obstet Gynecol Scand 1970; 49: 129
   Web of Science ®Google Scholar
• Klinger A. Demographic consequences of the legalization of induced abortion in Eastern Europe. Int J Gynecol Obstet 1970; 8: 680
   Google Scholar
• Lundeborg S. The personal identification number in Sweden. Vital and health statistics: Data evaluation and methods research. U.S. Department of Health and Human Services. 1980; 5, Publication No. 80- 1358
   Google Scholar
• MacGillivray I. Some observations on the incidence of pre-eclampsia. J Obstet Gynaecol Brit Emp 1958; 65: 536
   PubMedGoogle Scholar
• MacKenzie I. Z., Hillier K. Prostaglandin-induced abortion and outcome of subsequent pregnancies: A prospective controlled study. Br Med J 1977; ii: 1114, 1977
   Google Scholar
• Miettinen O. Estimability and estimation in case-referent studies. Am J Epidemiol 1976; 103: 226
   PubMed Web of Science ®Google Scholar
• National Board of Health and Welfare: On the interpretation of the definition of live- and stillbirths according to the 16th paragraph in the Swedish National Registration. Stockholm 1959, Circular 83, 1959 (in Swedish)
   Google Scholar
• National Board of Health and Welfare: Validation of the information in the Medical Birth Register, 1974. Stockholm 1977, (in Swedish)
   Google Scholar
• National Board of Health and Welfare. Stockholm 1980, Planning Bureau 3: Unpublished data
   Google Scholar
• Nordic Council and the Nordic Statistical Secretariat: Year book of Nordic Statistics 1979. Nordstedts, Stockholm 1980
   Google Scholar
• Obel E. B. Pregnancy complications following legally induced abortion: An analysis of the population with special reference to prematurity. Dan Med Bull 1979; 26: 192
   Google Scholar
• Official Statistics of Sweden. Population Changes 1972, Part 3. National Central Bureau of Statistics, Stockholm 1973
   Google Scholar
• Official Statistics of Sweden. Abortions 1978. Statistical reports HS 1980:8. National Central Bureau of Statistics, Stockholm 1980
   Google Scholar
• National Central Bureau of Statistics, Stockholm 1977, Official Statistics of Sweden. Medical Birth Registration in 1973 and 1974. Statistical Reports HS 1977:16
   Google Scholar
• Papaevangelou G., Vrettos A. S., Papadatos C., Alexiou D. The effect of spontaneous and induced abortion on prematurity and birthweight. J Obstet Gynaecol Brit Commonw 1973; 50: 418
   Google Scholar
• SAS Institute: SAS Users Guide. Inc. Raleigh, North Carolina 1979
   Google Scholar
• Schoenbaum S. C., Monson R. R., Stubblefield P. G., Darney P. D., Ryan K. J. Outcome of the delivery following an induced or spontaneous abortion. Am J Obstet Gyneeol 1980; 136: 19
   Google Scholar
• van der Slikke J. W., Treffers P. E. Influence of induced abortion on gestation duration in subsequent pregnancies. Brit Med J 1979; i: 270
   Google Scholar
• Tietze C., Lewit S. Joint Program for the Study of Abortion (JPSA): Early Medical Complications of Legal Abortion. Stud Fam Plan 1972; 3: 91
   Google Scholar
• WHO Task Force on Sequelae of Abortion: Gestation, birthweight and spontaneous abortion in pregnancy after induced abortion. Lancet 1979; i: 142
   Google Scholar
• WHO Task Force on Sequelae of Abortion: Long-term sequelae of induced abortion: considerations in interpretations of research. Pregnancy Termination: Procedures, Safety and New Developments, G. I. Zatuchni, J. J. Sciarra, J. J. Speidel. MD Harper & Row, Hagerstown 1979; 156
   Google Scholar