PSG vs. ROC Curve


| Display SpO2, PR | Battery Type: 3.7v (600mAh) Lithium battery |
| Pulse Rate: Measurement range: 25 - 250bpm Accuracy: ±2bpm | SpO2: Measurement range: 0% - 100% Accuracy: ±2% (70% - 100%) |
| Size:55(L)x37(W)x18(D)mm | Weight: 52g±1g (Do not contain sensor) |
| Working Voltage: DC 3.4v ~ DC 4.3v | Free App: “BerrySmartHealth” |


| Comparison: Reference Pulse Oximeter | | | | | | |||||
| Berry Pulse Oximeter | 70 ~100 | 90 ~ 100 | 80 - < 90 | 67 - < 80 | | |||||
| # pts | 240 | 79 | 81 | 81 | | |||||
| Error | -0.6 | -1.1 | -0.9 | 0.1 | Pass | |||||
| Root mean square error | 1.9 | 1.7 | 2.0 | 2.1 | | |||||





| Mean Blood Oxygen | | | ||
| Average blood oxygen calculation accuracy: 98.51% | | | ||
| Diagnosis of hypoxemia | | | ||
| Sensitivity: 89.29% | Specificity: 77.78% | Accuracy:92.59% | ||
| OSAHS Judgment Results | | | ||
| | | | ||
| Sensitivity: 94.17% | Specificity: 61.21% | Accuracy:89.62% | ||



