December 20, 2025
O2 Ring
Nancy’s Account
-
Time Awake
-
1h 9m
Increased by 19m
-
Time in REM
-
1h 33m
Decreased by 14m
-
Time in Core
-
4h 39m
Decreased by 33m
-
Time in Deep Sleep
-
31m
Decreased by 14m
-
Average SpO2
-
94.0
-
O2 Score
-
99
-
Average HR
-
66
Decreased by 1
-
HR Range
-
50 - 98
Statistics
Usage Statistics
| Duration | 8h 4m 2s |
| Time < 90% | 1s |
| Drops >= 3% | 9 |
| Drops >= 4% | 1 |
| Drops/hour 3% | 1.12 |
| Drops/hour 4% | 0.12 |
| Lowest SpO2 | 89% |
SpO2 Ranges
Time in each range, as a share of the night's recorded readings
| Range | Time | % |
|---|---|---|
| 95% and above | 2h 9m 31s | 26.8% |
| 90–94% | 5h 54m 31s | 73.2% |
| 85–89% | 1s | <0.1% |
| 80–84% | 0s | 0.0% |
| 75–79% | 0s | 0.0% |
| Below 75% | 0s | 0.0% |