Table 1

2 × 2 table for analysis of a pilot patient follow up study for the evaluation of child health care screening for congenital heart malformations

“Too late” “In time” Total
Adequately screened21012
Inadequately screened373370
Total394382
  • Odds ratio for being “too late” depending on whether or not adequately screened:

  • 2:10/37:33 = 0.18 (95% CI: 0.04, 0.87)

  •      = 0.20 (95% CI: 0.04, 1.05) corrected for severity