hether the COVID-19 pandemic has changed fertility patterns is still an open question, as
social isolation for long periods can impact the number of conceptions in many ways. We …

BACKGROUND Changes in birth seasonality patterns have been documented in several
countries, whether long-lasting or temporary. In Spain, a decline in and absence of birth …

Objective To estimate the increase in sales of emergency contraception following the New
Year's Eve/New Year's Day holiday. Design Time series analysis using autoregressive …

Objectives The goal of the present research is to establish for the first time a hierarchy of
sociodemographic factors according to their importance influencing birth seasonality …

The number of births varies by season. Research on birth seasonality has shown that
women's season of birth somehow influences that of their children, but factors underlying the …

Christmas 2023: Annual leave: Retail demand for emergency contraception in United States
following New Year holiday: time series study - PMC Back to Top Skip to main content NIH …

Globally, millions of women track their menstrual cycle and fertility via smartphone-based
health apps, generating multivariate time series with frequent missing data. To leverage this …

Objectives The seasonality of conception and birth has intrigued scientists for over 200
years. Since the 1970s, peak birth months in the northern hemisphere have shifted from …

The number of births varies by season, showing a pattern in most human populations
(Roenneberg and Aschof 1990; Lam and Miron 1994). Reasons behind human birth …