Table 11.

Relative and Absolute Risks for Finding a Positive Examination Result at Newborn Screening Using the Method of Ortolani and Barlow, Based on Orthopaedic Newborn Screening Yield

Newborn
Characteristic
Relative Risk
of a Positive
Examination
Result
Absolute Risk
per 1000
Newborns With
Characteristic
All newborns11.5
 Boys4.1
 Girls4.619
Positive family history
 Boys1.76.4
 Girls1.732
Breech presentation
 Boys7.029
 Girls7.0133