Work

Altitude, latitude and sex ratio at birth in Iran

Year: 2007

Type: article

Abstract: It has been reported that sex ratio at birth (SRB; the ratio of male to total live births) in Europe declines with increase in latitude.1 However, the same authors observed that changes in SRB by increasing latitude in North America compared to Europe are the reverse, and they could not explain this finding.2 The aim of the present study was to test two null hypothesis that there are no differences in the ratio of male births to total births in Iran associated with either geographical latitude or altitude. The annual number of live births by sex for the period 20 March 1993 …

Source: Journal of Epidemiology & Community Health

DOI: 10.1136/jech.2006.050492

Authors: M Masoudi, M Saadat

Institution: Shiraz University

Language: English

Topic: Demographic Trends and Gender Preferences

Subfield: Gender Studies

Field: Social Sciences

Domain: Social Sciences

SDGs: Good health and well-being, Reduced inequalities

Open Access status: bronze

Funder: Shiraz University