Table II.

Recorded patient characteristics, treatment outline, outcome data and incident complications.

	EIM	CDC	ANZARDa
Recorded patient characteristics
Age of the female patient	Yes	Yes	Yes
Age of the partner or husband	No	No	Yes
Medical indication for treatment	No	Yes	Yes
Treatment outline
Initiated cycles	Yes	Yes	Yes
Aspiration done or not	Yes	Yes	Yes
Elective single embryo transfer	No	Since 2008	No
Embryo stage at transfer	Yes	No	Yes
Freeze-all	Since 2017	Yes	Yes
Cryopreservation technology	No	No	Yes
Number of transferred embryos	Yes	Yes	Yes
Outcome data
Pregnancy	Yes	Yes	Yes
Miscarriage	No	No	Yes
Other abnormal pregnancy outcomes	No	No	Yes
Delivery	Yes	Yes	Yes
Mode of delivery	No	No	Yes
Cumulative outcome data	Yes, 1 year	No	Yes
Multiple delivery	Yes	Yes	Yes
Preterm delivery <37 weeks	Yes	Since 2011	Yes
Neonatal birthweight	No	Yes	Yes
Neonatal malformation	No	No	Yes
Perinatal mortality	No	No	Yes
Complications
OHSS	Yes	No	Yes
Maternal deaths	Yes	No	1999b
Haemorrhage	Yes	No	No
Infections	Yes	No	No
Foetal reduction	Yes	No	Yesc

^aSee also Table 15.1 in Chambers et al. (2019).

^bSix cases of maternal death were mentioned 1999.

^cThe number of foetal reductions is combined with terminations of pregnancy.

OHSS, ovarian hyperstimulation syndrome.