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Total Fecundability

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Journal Article
Demography (1975) 12 (4): 645–660.
Published: 01 November 1975
... Probability Generate Function Marital Fertility Total Fecundability References Barrett J. C. ( 1969 ). A Monte Carlo Simulation of Human Reproduction . Genus , 25 , 1 – 22 . Barrett J. C. ( 1971 ). Fecundability and Coital Frequency . Population Studies , 25 , 309 – 313...
Journal Article
Demography (1977) 14 (2): 223–238.
Published: 01 May 1977
..., for Estimating Conception Rates 229 Table 4.-Time Spent in the Pregnant or Postpartum Amenorrheic State by Married, Fecund Women Aged 15-44: California, 1971 Age Proportion Average Time Proportion of Total Time of Time for Per Conception of Time Per Woman (Woman Years) Live Births (Weeks) Fecund Woman 15-19...
Journal Article
Demography (1968) 5 (1): 122–137.
Published: 01 March 1968
... Tasa General de Fecundidad (GFR) y la Tasa Total de Fecundidad (TFR) desde 1962 haeta 1966, año en el cual se esperaban los posibles efectos del primer año del programa. Para analizar estas variaciones en términos del posible efecto del programa, se clasifica la muestra en Pacientes del Consultorio de...
Journal Article
Demography (1964) 1 (1): 111–118.
Published: 01 March 1964
.... In this case, p*- P 4 - 1 + p ( ip4 - 1 ) . Then the relative reduction in the fertil- ity rate resulting from a fetal loss equal to e + 0 - EO would be P4* -P4 { P4* =(1-01>4)- 0I>2(ip4-ip2) (5) +oI>a(ip4-ipa) +0I>6(ip4-ip6) }P4 Thus at any given level of total fecund- ability, a fetal loss rate of 1 - 01>4...
Journal Article
Demography (1966) 3 (2): 574–577.
Published: 01 June 1966
... study at the University of Chicago. One important feature of this monograph, not contained in the Chicago study, is a regression and correlation analysis of total mortality in 202 Standard Metropolitan Statistical Areas in relation to a large number of social, economic, and climatic factors. Among...
Journal Article
Demography (1994) 31 (2): 321–346.
Published: 01 May 1994
... et a1. (1990), let Pc be the probability of a conception during one menstrual cycle (total fecundability), PE be the probability of a conception's surviving full term during one cycle (effective fecundability) , Po be the probability that a cycle is ovulatory, PL be the probability of fetal loss...
Journal Article
Demography (1993) 30 (1): 81–102.
Published: 01 February 1993
... research may be the development of new types of analysis" (p. 170). New types of analysis have been proposed by (among others) Bongaarts (1978, 1982) and Hobcraft and Little (1984). Menken, Huang, and Reinis (1989), however, concluded that "estimates of potential fertility or total fecundity from either...
Journal Article
Demography (1982) 19 (1): 79–95.
Published: 01 February 1982
... a single, two-year separation are compared with histories sharing identical fecundities but not subject to spouse separation at all. The difference in total fertility rates measures total births avert- ed. Divided by 24, this difference yields fractional births averted per month of separation...
Journal Article
Demography (1977) 14 (2): 179–195.
Published: 01 May 1977
..., because of nonresponse to one or more pertinent interview questions used in this study.) This group constitutes 23 percent of the total fecund women and 19 percent of the total sample. There are specific reasons for confining the study to only "effectively planned, fe- cund, native urbanites." To do so...
Journal Article
Demography (1992) 29 (1): 127–137.
Published: 01 February 1992
... of family planning (Foreit and Bennett 1989). Alternatively, they can be programmed easily into a spreadsheet. Methodology The model begins with biological maximum fertility, or the total fecundity rate, assumed to be an average of 15 live births per woman for all women sexually active through all...
Journal Article
Demography (1972) 9 (4): 569–587.
Published: 01 November 1972
... in the three religion-race groups, which are given in column 7 of Table 4. We thus deduct 1,217,000 more women for practicing reliable methods from' the residual total of 1,926,000 women who are fecund, non-pregnant, not trying to get pregnant, and favor- able toward family limitation. Total Estimated...
Journal Article
Demography (1994) 31 (3): 403–426.
Published: 01 August 1994
... as a lower-bound estimate of fecundability in the strict sense (total [ecundability). Perhaps the most important interpretive problem introduced by this strategy is that fecundability and pregnancy loss are confounded in empirical studies. If, for example, we detect significant heterogeneity in effective...
Journal Article
Demography (2019) 56 (4): 1557–1572.
Published: 12 June 2019
... but without including mother fixed effects. The estimated relationship between relative net parity and birth intervals could, however, be biased by the inclusion of the total household fertility in the relative birth order index because total fertility is potentially endogenous. 1 Indeed, ceteris...
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Journal Article
Demography (1973) 10 (3): 459–467.
Published: 01 August 1973
... predicting the distribution of births by order during the total marital exposure may be utilized to estimate the proportion of biologically sterile couples in a population. The same may also be utilized to obtain a more refined fecundability index for the pop- ulation as a whole, on the basis of the mean...
Journal Article
Demography (1970) 7 (4): 401–410.
Published: 01 November 1970
... of correlation coeffi- cients of T and V with age, given parity, were also carried out. Second, the interrelationship between T and V was examined by computing their total correlation coefficient as weIl as the partial correlation coefficientelim- inating the effects of age and parity. The canonical correlation...
Journal Article
Demography (1973) 10 (4): 663–672.
Published: 01 November 1973
... of the total fecund population. This number may appear a bit high. Among whites the "revised II" estimate includes only 43 percent of the total population. DISCUSSION This paper has examined Blake and Das Gupta's estimates of the number of single and previously married women in need of subsidized contraceptive...
Journal Article
Demography (1978) 15 (1): 87–98.
Published: 01 February 1978
... (360) a- The numbers of women are given in parentheses. b- An asterisk denotes fewer than 15 women. there were fewer than 15 women so as not Numbers of Planners and to be misled by sampling errors in mean Their Fecundabi/ities fecundabilities. The numbers sterile may be found by subtracting the totals...
Journal Article
Demography (1966) 3 (2): 450–461.
Published: 01 June 1966
... DESffiED BIRTH, AMONG MEDIUM SPACERS DESffiING THREE CHILDREN, BY EFFECTIVENESS OF CONTRACEPTIONl Marriage . Effectiveness of contraception duration (years) 99 percent 95 percent 90 percent Total 10,000,000 10,000,000 10,000,000 .00 - .99 0 0 0 1.00 - 1.99 0 0 0 2.00 _ 2.99 157 3,829 14,887 3.00 _ 3.99...
Journal Article
Demography (1971) 8 (4): 481–490.
Published: 01 November 1971
.... Following a live birth the interval of insusceptibility is a random variable con- sisting of the sum of a constant delay of one month followed by two consecutive geometrically distributed delays with pa- rameters one-sixth per (lunar) month, giving a total mean delay of 11 (lunar) months {i.e. 1.0 + (1 - r...
Journal Article
Demography (1965) 2 (1): 508–515.
Published: 01 March 1965
... made to assess the contribution of inheritance to the total variation in individual reproduction. In investigations carried out more recently among cohorts of marriages where. the prevalence of birth control could be assumed, a certain tra- ditional continuity in family-building habits was offered...