Reduction of Risk PotentialQuestion 1301 of 2368

The nurse performs a pulse oximetry screening on a newborn at 24 hours of age. Which result requires additional diagnostic testing?

  1. Right hand 98% and foot 97%
  2. Right hand 99% and foot 96%
  3. Right hand 97% and foot 91%
  4. Right hand 96% and foot 95%
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Correct answer: Right hand 97% and foot 91%

A reading below 95% or a difference of more than 3% between hand and foot needs more testing. The foot reading of 91% is both.

Source: Nursing Health Promotion (Open RN, Chippewa Valley Technical College, 2025), Congenital Heart Defects: Diagnostic Testing. Licensed under CC BY 4.0.

Practice the topic "Reduction of Risk Potential"

Questions last reviewed: 18 October 2026