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. 2023 Dec 4;5:1258915. doi: 10.3389/fdgth.2023.1258915

Table 3.

Distribution of the conclusive measurements collected by the EmbracePlus wristband and performance of the SpO2 algorithm in terms of Arms, bias and MAE for different SaO2 ranges.

Range of the reference SaO2 Number of paired samples [n] Number of paired samples [%] Arms [%] Bias [%] MAE [%] Upper 95% LoA [%] Lower 95% LoA [%]
[67 100]% 373 100.0 2.4 0.05 1.82 4.8 −4.7
[67 80)% 93 24.9 3.2 1.6 2.59 7.3 −4.2
[80 90)% 138 37.0 1.9 0.3 1.43 4.0 −3.4
[90 100]% 142 38.1 2.2 −1.2 1.68 2.5 −4.9