. 2014 Sep 10;9(8):e106806. doi: 10.1371/journal.pone.0106806

Table 1. Inclusion and exclusion criteria for the UKCSCHD cohort.

Inclusion criteria (for the UKCSCHD and original register). Live born infants:
1) born between 1^st January 1992 and 31^st December 1995
2) resident in the United Kingdom (UK) at birth
3) with a serious congenital heart defect, defined as a structural malformation of the heart or great vessels, requiring an intervention or resulting in death during the first year of life.