Table 3.
HRV [mean (10th percentile, 90th percentile)] by disease status.a
| HRV parameter | COPD (n = 18) | MI (n = 12) |
|---|---|---|
| SDNN (msec) | 104.4 (55.2, 186.2) | 114.8 (63.8, 207.4) |
| RMSSD (msec) | 44.5 (14.4, 129.4) | 39.2 (12.6, 115.2) |
| PNN50 (%) | 10.0 (0.4, 30.9) | 6.4 (0.2, 23.2) |
| LF (msec2) | 759.1 (62.8, 3700.6) | 808.1 (115.5, 2726.2) |
| HF (msec2) | 333.4 (36.1, 1278.1) | 361.0 (49.8, 1356.9) |
| LF:HF ratio | 2.5 (1.1, 6.8) | 3.7 (0.9, 7.4) |
| Heart rate (bpm) | 80.9 (64.2, 105.7) | 68.6 (54.0, 86.7) |
a
Includes data for all participants in both seasons; means and 10th and 90th percentiles expressed as the values for the participant means.