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Table 3 Sex ratio at birth, 3rd births, by sex of previous children, and country/region of birth of the mother: Sweden, 1980–2015

From: Changes in sex ratio at birth among immigrant groups in Sweden

Country/region Two boys Mixed Two girls
Sex ratio 95% C.I. Sex ratio 95% C.I. Sex ratio 95% C.I.
Sweden 1.06 (1.04–1.07) 1.06 (1.05–1.07) 1.06 (1.04–1.07)
Iran, Iraq 1.06 (0.99–1.14) 1.03 (0.98–1.09) 1.08 (1.00–1.16)
Former Yugoslavia 1.04 (0.96–1.12) 1.09 (1.03–1.16) 1.10 (1.02–1.18)
Southeast Asia 1.04 (0.93–1.15) 1.09 (1.01–1.19) 1.13 (1.01–1.27)
Horn of Africa 1.04 (0.95–1.13) 1.02 (0.96–1.08) 1.01 (0.92–1.11)
Turkey 1.12 (1.01–1.24) 0.99 (0.92–1.07) 1.07 (0.97–1.19)
Poland 0.97 (0.84–1.12) 1.00 (0.90–1.12) 1.06 (0.91–1.24)
China, Korea, India 0.97 (0.81–1.15) 1.13 (0.99–1.29) 1.32 (1.111.57)
Syria 0.94 (0.84–1.05) 1.02 (0.94–1.11) 1.08 (0.95–1.21)
Afghanistan, Pakistan 1.14 (0.96–1.36) 0.98 (0.86–1.11) 0.92 (0.77–1.10)
Rest of Europe 1.04 (0.99–1.09) 1.09 (1.05–1.13) 1.02 (0.97–1.07)
Americas and Oceania 1.06 (0.97–1.16) 1.10 (1.02–1.18) 1.06 (0.96–1.16)
Rest of Asia 1.04 (0.95–1.14) 0.99 (0.92–1.05) 1.08 (0.99–1.18)
Rest of Africa 1.03 (0.93–1.15) 0.99 (0.91–1.07) 1.00 (0.90–1.11)
  1. 95% confidence intervals shown in parentheses. Source: Swedish population register
  2. Italicized data are the confidence interval exceeds that of the natural range