Blood Oxygen Saturation Estimation with Laser-Induced Graphene Respiration Sensor

Table 2

Comparison of actual and predicted SpO₂ values for the testing dataset.

Actual SpO2	Predicted SpO2	Absolute difference
99	99.4	0.4
97	96.5	0.5
98	98.3	0.3
98	97.8	0.2
100	98.2	1.8
98	97.8	0.2
97	97.3	0.3
96	97.5	1.5
98	98.7	0.7
99	98.4	0.6
99	98.7	0.3
99	98.2	0.8
98	98	0.0
92	90.6	1.4
91	91.4	0.4
98	97.6	0.4
89	93.8	4.8
98	97.1	0.9
89	90.4	1.4
98	98.4	0.4
98	97.9	0.1
98	99.7	1.7
98	98.6	0.6
99	97.4	1.6
97	95.7	1.3
99	97.9	1.1
96	95.4	0.6
96	95.1	0.9