December 18, 2025
O2 Ring
Nancy’s Account
-
Time Awake
-
1h 14m
Increased by 30m
-
Time in REM
-
1h 29m
Decreased by 32m
-
Time in Core
-
4h 9m
Decreased by 45m
-
Time in Deep Sleep
-
1h 8m
Increased by 22m
-
Average SpO2
-
94.0
Increased by 1.0
-
O2 Score
-
99
-
Average HR
-
67
-
HR Range
-
51 - 98
Statistics
Usage Statistics
| Duration | 8h 35m 55s |
| Time < 90% | 17s |
| Drops >= 3% | 10 |
| Drops >= 4% | 2 |
| Drops/hour 3% | 1.16 |
| Drops/hour 4% | 0.23 |
| Lowest SpO2 | 86% |
SpO2 Ranges
Time in each range, as a share of the night's recorded readings
| Range | Time | % |
|---|---|---|
| 95% and above | 2h 35m 24s | 30.1% |
| 90–94% | 6h 15s | 69.8% |
| 85–89% | 17s | 0.1% |
| 80–84% | 0s | 0.0% |
| 75–79% | 0s | 0.0% |
| Below 75% | 0s | 0.0% |