You are viewing the site in preview mode

Skip to main content

Advertisement

Table 3 Monozygotic and dizygotic ART and non-ART twins, Australia, 2007–2011

From: Neonatal outcomes among twins following assisted reproductive technology: an Australian population-based retrospective cohort study

  Non-ART ART
  No. % No. %
Opposite-sex twins 4300 28.6 2048 44.8
Same-sex twins 10,756 71.4 2526 55.2
Weinberg’s differential rule
 Dizygotic twins 8600   4096  
 Monozygotic twins 6456   478  
 All births where sex is available 582,475   24,071  
 Twins where sex is available 15,056   4574  
Dizygotic twin rate   1.5   17.0
Monozygotic rate   1.1   2.0