Table 5.
The mean values and classification accuracy of individual HRV features between different RASS groups.
| Features | Geometric mean (95% CI) | Accuracy (%) | |||
|---|---|---|---|---|---|
|
| |||||
| A | B | C | D | ||
|
| |||||
| SDNN(ms) | 18.57 (14.10 - 23.05) | 14.57 (12.87 - 16.27) | 28.82 (24.13 - 33.52) | 9.29 (7.36 - 11.22) | 62.7 |
| RMSDD(ms) | 14.06 (9.01 - 19.11) | 13.54 (11.71 - 15.36) | 27.06 (21.72 - 32.40) | 9.37 (6.66 - 12.08) | 61.2 |
| MHR(bpm) | 93.66 (90.24 - 97.09) | 89.92 (88.76 - 91.07) | 88.57 (86.20 - 90.94) | 84.41 (82.69 - 86.13) | 63.9 |
| SDHR(bpm) | 2.58 (1.91 - 3.26) | 1.96 (1.75 - 2.18) | 3.72 (3.09 - 4.35) | 1.13 (0.90 - 1.36) | 62.2 |
| PVLF(ms2) | 102.58 (81.70 - 123.47) | 83.02 (76.67 - 89.37) | 85.38 (72.11 - 98.64) | 71.43 (59.85 - 83.02) | 45.3 |
| PLF(ms2) | 108.77 (92.17 - 125.37) | 90.92 (85.85 - 95.99) | 100.48 (90.86 - 110.10) | 84.18 (75.79 - 92.57) | 59.4 |
| PHF(ms2) | 80.52 (60.51 - 100.53) | 96.86 (90.27 - 103.46) | 133.36 (117.99 - 148.73) | 97.77 (87.06 - 108.48) | 63.6 |
| LFHF(%) | 135.09 (52.66 - 217.51) | 93.87 (73.73 - 114.00) | 75.34 (18.13 - 132.56) | 86.10 (68.47 - 103.74) | 62.7 |
| PNLF(%) | 29.40 (27.33 - 31.47) | 27.20 (26.44 - 27.97) | 25.22 (23.76 - 26.69) | 26.32 (24.95 - 27.70) | 43.8 |
| PNHF(%) | 21.77 (17.73 - 25.80) | 28.98 (27.53 - 30.43) | 33.48 (30.20 - 36.76) | 30.57 (27.76 - 33.38) | 62.4 |
| SD1 | 19.73 (15.79 – 23.65) | 14.68 (12.63 – 16.72) | 23.41 (20.51– 25.32) | 19.28 (14.77 – 23.67) | 61.4 |
| SD2 | 24.25 (19.63 – 28.78) | 22.09 (19.21 – 24.92) | 29.93 (25.57 – 34.31) | 30.33 (25.69 – 34.96) | 62.2 |
| KC | 3.27 (3.09 – 3.45) | 3.28 (3.19 – 3.38) | 3.35 (3.22 – 3.49) | 3.66 (3.52 – 3.81) | 61.8 |
| SE | 8.41 (8.16 – 8.64) | 8.36 (8.26 – 8.46) | 8.27 (8.07 – 8.46) | 8.07 (7.08 – 8.24) | 58.5 |