Mean percentage artefact (defined as all pulse oximetry data with a difference greater than 10 beats between the pulse oximeter heart rate and the corresponding ECG heart rate) with Masimo and Nellcor pulse oximeters before, during, and after circumcision (n=15)
| Masimo | Nellcor | p Value | |
|---|---|---|---|
| Values are mean (SD). | |||
| Baseline | 4.0 (1.9) | 13.1 (14.9) | 0.06 |
| Circumcision | 25.2 (5.9) | 63.8 (5.8) | <0.00001 |
| After | 7.7 (2.2) | 33.8 (4.9) | <0.0001 |