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Spontaneous Abortion
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Journal Article
Demography (2012) 49 (3): 989–1009.
Published: 21 June 2012
... at the “right time.” Women who do not wish to give birth may take actions, short of induced abortion, that increase the likelihood of a spontaneous miscarriage. These last two variables are both subject to concerns about potential endogeneity. For example, if the rate of miscarriage increases over time...
FIGURES
Journal Article
Demography (1975) 12 (1): 129–141.
Published: 01 February 1975
...R. G. Potter; K. Ford; B. Moots Abstract Because of their similar timing in pregnancy, spontaneous and induced abortions can be viewed as competing outcomes. Some intended abortion operations are anticipated by earlier miscarriages while some potential miscarriages are forestalled by earlier...
Journal Article
Demography (1977) 14 (2): 223–238.
Published: 01 May 1977
... outcomes of live birth, spontaneous abortion, and induced abortion. The population at risk is defined to exclude women who are known to be sterile or sexually inactive. Early fetal loss, premarital conception, and contraceptive use are taken into account. Estimates are made of the fecundability which would...
Journal Article
Demography (1982) 19 (1): 79–95.
Published: 01 February 1982
... separation, births averted increases disproportionately with longer separation. For a given length of separation, births prevented are more sensitive to change in length of anovulation than to change in level ofnatural fecundability or risk of spontaneous abortion. In addition, by means...
Journal Article
Demography (1999) 36 (3): 327–337.
Published: 01 August 1999
... before birth. 12 1 2011 © Population Association of America 1999 1999 Live Birth Spontaneous Abortion Fetal Loss Fetal Mortality Baseline Category References Abramson , F. ( 1973 ). Spontaneous Fetal Death in Man . Social Biology , 20 , 375 – 403...
Journal Article
Demography (1990) 27 (1): 1–17.
Published: 01 February 1990
... and the New York City Department of Health, we knew the number of family planning Pregnancy Wantedness and Prenatal Care Table 1. Description of Variables 5 Variable Prenatal care delay Induced abortions Spontaneous abortions Late spontaneous abortions Parity Age < 18 Age 35-39 Age 40 and over Schooling < 9...
Journal Article
Demography (1975) 12 (4): 645–660.
Published: 01 November 1975
... the coefficients of variation all had values near 0.56. A short method for the estimation of the mean of fecundability based on the same model, but not requiring a computer, is also presented. 13 1 2011 © Population Association of America 1975 1975 Spontaneous Abortion Birth Interval...
Journal Article
Demography (1968) 5 (2): 785–799.
Published: 01 June 1968
...Requena B. Mariano 15 1 2011 © Population Association of America 1968 1968 Pregnant Woman Family Planning Pregnancy Rate Married Woman Spontaneous Abortion References 23 T. Monreal, “Evaluacion del Programe de Prevencion del Aborto Inducido y de Planificacion de...
Journal Article
Demography (1965) 2 (1): 33–49.
Published: 01 March 1965
... of spontaneous abortion that both populations are comparable with respect to personal characteristics, it can be in- ferred that the difference is due principal- ly to the dissimilar socioeconomic compo- sition of the samples. This work was carried out in a predominantly proletarian and lower middle-class...
Journal Article
Demography (1964) 1 (1): 119–125.
Published: 01 March 1964
... abortos y nacimientos. A un cuando la evidencia no es completemente clara, parece, que este programa ha aumentado grandemente el número total y la tasa de abortos inducidos y ha ocasionado una moderacion única en el crecimiento de poblcaión. Live Birth Spontaneous Abortion Crude Birth Rate Legal...
Journal Article
Demography (2005) 42 (2): 301–322.
Published: 01 May 2005
... , R.B. , Grisso , J.A. , Markovic , N. , Bromberger , J. , & CiFelli , D. ( 2000 ). Life Event Stress and the Association With Spontaneous Abortion in Gravid Women at an Urban Emergency Department . Health Psychology , 19 , 510 – 14 . 10.1037/0278-6133.19.6.510...
Journal Article
Demography (2015) 52 (6): 2051–2052.
Published: 05 October 2015
... , 141 – 148 . 10.1016/j.jtbi.2013.06.023 . James , W. H. ( 2015 ). High levels of maternal adrenal androgens are a major cause of spontaneous abortions, and other forms of reproductive suboptimality . Journal of Theoretical Biology , 364 , 316 – 320 . 10.1016/j.jtbi.2014.09.027...
Journal Article
Demography (1982) 19 (2): 161–176.
Published: 01 May 1982
... in Figure 1. The first four intermediate dis- 164 DEMOGRAPHY, volume 19, number 2, May 1982 6. Risk of Widowhood, Divorce, and Remarriage Intermediate Fertility Variables I. Natural Fecundability l 2. Contraceptive Use and Effectiveness 3. Spontaneous and Induced Abortion I 4. Duration of Postparturn...
Journal Article
Demography (1964) 1 (1): 111–118.
Published: 01 March 1964
..., as infecundable states asso- ciated with the following outcomes: S2 = "very early" spontaneous abortion (occurring before induced abortions are performed, e.g., by 10 weeks ges- tation); S3 = later spontaneous fetal death includ- ing stillbirths at term; S4 = live birth; S5 = induced abortion. When a woman...
Journal Article
Demography (1970) 7 (1): 19–29.
Published: 01 February 1970
... and therapeutic, and excludes spontaneous abortions. A second randornized response device was used in another sarnple. This de- vice was exactly like the first except that the first question related to abortion during the lifetime: At some time during my life I had an abortion which ended the pregnancy...
Journal Article
Demography (1976) 13 (1): 65–82.
Published: 01 February 1976
... Potter R. G. , Ford K. , & Moots B. ( 1975 ). Competition Between Spontaneous and Induced Abortion . Demography , 12 , 129 – 141 . 10.2307/2060738 Ryder N. B. ( 1973 ). Contraceptive Failure in the United States . Family Planning Perspectives , 5 , 133 – 142...
Journal Article
Demography (2003) 40 (4): 659–673.
Published: 01 November 2003
... births, and fetal losses were also recorded, but no attempt was made to 662 Demography, Volume 40-Number 4, November 2003 distinguish spontaneous from induced abortions. This retrospective method of measure- ment makes heavy demands on the memories of respondents, but recall is aided by the entry of live...
Journal Article
Demography (2013) 50 (6): 2151–2171.
Published: 25 July 2013
.... , Hansen V. , Juul S. , & Secher N. J. ( 1991 ). Prognosis of a new pregnancy following previous spontaneous abortions . European Journal of Obstetrics, Gynecology, and Reproductive Biology , 39 , 31 – 36 . 10.1016/0028-2243(91)90138-B Levine P. ( 2001 ). The sexual...
Journal Article
Demography (2014) 51 (6): 2229–2254.
Published: 08 November 2014
... was recorded for all pregnancies on the roster, as well as the outcome of the pregnancy. Induced abortion was differentiated from spontaneous abortion (lost birth or miscarriage) by a positive response to the question, “Did you or someone else put a hand to this pregnancy?” This question, which uses a common...
FIGURES
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Includes: Supplementary data
Journal Article
Demography (2006) 43 (4): 727–746.
Published: 01 November 2006
... fecundability and tempo- rary sterility, and possibly by a higher degree of spontaneous abortions, following malnu- trition or increased exposure to disease. There seems to be general agreement that fertility can be affected by periods of severe but temporary malnutrition (i.e., subfecundity due to starvation...
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