| Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) |
---|---|---|---|---|
24-hour | Â | Â | Â | Â |
Mean NN ≤ 779 ms | 73 | 55 | 62 | 67 |
SDNN ≤ 141 ms | 68 | 68 | 68 | 68 |
SDANN ≤ 119 ms | 64 | 68 | 67 | 65 |
SDSD ≤ 40 ms | 64 | 68 | 67 | 65 |
RMSSD ≤ 40 ms | 64 | 68 | 67 | 65 |
pNN50 ≤ 13% | 55 | 73 | 67 | 62 |
Sleeping hours | Â | Â | Â | Â |
Mean NN ≤ 922 ms | 73 | 59 | 64 | 68 |
SDNN ≤ 114 ms | 86 | 68 | 73 | 83 |
SDANN ≤ 59 ms | 68 | 82 | 79 | 72 |
SDSD ≤ 44 ms | 55 | 73 | 67 | 62 |
RMSSD ≤ 44 ms | 55 | 73 | 67 | 62 |
pNN50 ≤ 31% | 68 | 55 | 60 | 63 |