Obesity and no-call results: optimal timing of cell-free DNA testing and redraw

Maeve K. Hopkins, MD, Nathanael Koelper, MPH, Samantha Caldwell, MS, CGC, Brittany Dyr, MS, CGC, Lorraine Dugoff, MD
Evaluate the cfDNA screening no-call rate based on maternal weight, and assess optimal timing to repeat a test in women with an initial no call result