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Seasonality

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Journal Article
Demography (1967) 4 (2): 673–679.
Published: 01 June 1967
... observadas. Si el esquema presentado tiene posibilidades de generalización, las variaciones estacionales en los nacimientos no pueden ser explicadas por variaciones esiacionales en el coito, Summary Seasonal variation of birth rates has been observed in every population in which it has been studied. Many...
Journal Article
Demography (2007) 44 (4): 705–728.
Published: 01 November 2007
...Ester Lucia Rizzi; Gianpiero Dalla-Zuanna Abstract Individual data on menstrual cycles of noncontracepting women living in Western countries were used in order to verify whether the biological seasonality of conception persists after sexual behavior is controlled for. Episodes of intercourse were...
Journal Article
Demography (1994) 31 (2): 321–346.
Published: 01 May 1994
...David A. Lam; Jeffrey A. Miron; Ann Riley Abstract This paper develops a model of seasonal fluctuations in fecundability, conceptions, and births. We begin with a model of individual fecundability that combines behavioral and biological components, with particular attention to the roles of coital...
Journal Article
Demography (1996) 33 (1): 98–110.
Published: 01 February 1996
...Pradip K. Muhuri Abstract This paper estimates the net effect of seasonality on child mortality in Matlab. Results suggest that childhood mortality was well above the average monthly level in the hot, dry month of April and in November, the first harvest month of the aman crop. It was found...
Journal Article
Demography (1985) 22 (1): 89–100.
Published: 01 February 1985
...Daniel A. Seiver Abstract This paper documents the postwar pattern of seasonality of births, for the United States and its divisions, using a simple time-varying parameter model. Variations over time and over space in seasonality are analyzed. In general, the South exhibits the greatest seasonal...
Journal Article
Demography (1990) 27 (3): 397–411.
Published: 01 August 1990
...Douglas L. Anderton; Richard E. Barrett Abstract Nearly all developed countries have experienced dramatic declines in the seasonality of demographic behavior over the last century. This article examines seasonal behavior in the population of Taiwan between 1906 and 1942, during Japanese colonial...
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Published: 02 July 2018
Fig. 1 Seasonality in daily birth rate per 100,000 residents, 1931–2010, by census region. Calculations use state-year populations as weights More
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Published: 14 May 2018
Fig. 4 Seasonality by mean consumption. m ̂ h characterizes average household consumption per adult equivalent during 1991–1994; s ̂ h characterizes the seasonality of household consumption per adult equivalent during 1991–1994. The dots indicate household-level More
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Published: 03 January 2019
Fig. 2 Seasonality of births. Figures are compiled using the 1970–2012 Natality Data from the National Vital Statistics System of the National Center for Health Statistics. The solid connected line shows the average, by month of (child’s) birth, for 17- to 19-year-old mothers. The dashed line More
Journal Article
Demography (1979) 16 (1): 103–119.
Published: 01 February 1979
...Jane Menken Abstract Seasonal patterns in conception rates have been documented in several recent studies. In this paper, a mathematical model of the reproductive process is developed through which the impact of such variation in conception rates is assessed. It is found that the effect...
Journal Article
Demography (1979) 16 (3): 475–479.
Published: 01 August 1979
...John Bongaarts; Robert G. Potter 30 12 2010 © Population Association of America 1979 1979 Birth Interval Fetal Loss Seasonal Migration Annual Birth Rate Fertility Effect References Bongaarts J. ( 1977 ). A Dynamic Model of the Reproductive Process...
Journal Article
Demography (2009) 46 (1): 127–145.
Published: 01 February 2009
...Stanley K. Smith; Chris McCarty Abstract The 2004 hurricane season was the worst in Florida’s history, with four hurricanes causing at least 47 deaths and some $45 billion in damages. To collect information on the demographic impact of those hurricanes, we surveyed households throughout the state...
Journal Article
Demography (1986) 23 (1): 13–30.
Published: 01 February 1986
...Victor Levy Abstract The annual birth cycle in rural Egypt peaks in December and has two distinguishable minima in June and September. This pattern bears a striking inverse resemblance to the seasonal movements of employment and wages. Infant and child mortality and marriage also display stable...
Journal Article
Demography (1984) 21 (4): 501–517.
Published: 01 November 1984
... their migrant husbands. Simulations by Menken (1979) and Bongaarts and Potter (1979) suggest that fertility among these women should be depressed. Our results confirmed this hypothesis, showing that the seasonal absence of migrant husbands disrupted both the level and timing of fertility. However, the effect...
Journal Article
Demography (1983) 20 (4): 541–568.
Published: 01 November 1983
...Kenneth C. Land; David Cantor Abstract This paper applies methods of seasonal ARIMA time series analysis to U. S. monthly birth and death rates for January 1950–December 1978. For model selection, the conventional Box-Jenkins (1970, 1976) diagnostic checks are used in conjunction with some...
Journal Article
Demography (1966) 3 (2): 305–318.
Published: 01 June 1966
...Harry M. Rosenberg Summary Birth rates, marriage rates, and death rates computed on a monthly basis have exhibited relatively stable seasonal patterns over a period of years. Elimination of these seasonal fluctuations facilitates the description and interpretation of month-to-month changes...
Journal Article
Demography (2018) 55 (3): 1091–1118.
Published: 14 May 2018
...Fig. 4 Seasonality by mean consumption. m ̂ h characterizes average household consumption per adult equivalent during 1991–1994; s ̂ h characterizes the seasonality of household consumption per adult equivalent during 1991–1994. The dots indicate household-level...
FIGURES | View All (6)
Includes: Supplementary data
Image
Published: 14 May 2018
Fig. 2 Seasonal consumption of primary food groups. The bar graphs are associated with the left-side vertical axes; the lines are associated with the right-side vertical axes. The bars indicate the average number of different food items in the category consumed per month. The lines are a local More
Journal Article
Demography (1996) 33 (3): 291–305.
Published: 01 August 1996
... that temperature has quantitatively important effects on both seasonal and nonseasonal variation in births. Summer temperature extremes reduce conceptions in the southern United States, explaining a substantial part of the observed seasonal birth pattern. Extreme cold shows no evidence of affecting conceptions...
Journal Article
Demography (2010) 47 (1): 23–43.
Published: 01 February 2010
... childhood ( n = 1,438) to examine the effects of seasonal exposures to poor nutrition and infectious diseases during late gestation on the timing of the onset and the probability of ever experiencing adult heart disease. Cox and log logistic hazard models controlling for childhood conditions (self-reported...