Table 3 Group averages of HRV (time domain) for edited and unedited data, respectively, when calculated before and after filtering with the age-based threshold.
Before filtering | After filtering | |||
|---|---|---|---|---|
Edited data | Unedited data | Edited data | Unedited data | |
SDNN (ms) (Age-group: p < 0.001, SS = 110402; Method: p = 0.81, SS = 1202) | ||||
Subjects 1-14 years (N = 25) | 157 (40.8) | 253 (210) | 155 (40.8) | 156 (40.9) |
Subjects 15-24 years (N = 32) | 197 (50.1) | 213 (86.3) | 197 (50.0) | 198 (49.8) |
Subjects 25-49 years (N = 40) | 162 (34.5) | 266 (435) | 161 (34.2) | 162 (34.4) |
Subjects 50-75 years (N = 43) | 167 (97.9) | 190 (113) | 153 (46.7) | 154 (46.7) |
RMSSD (ms) (Age-group: p < 0.001, SS = 88214; Method: p = 0.002, SS = 1299) | ||||
Subjects 1-14 years (N = 25) | 64.8 (33.9) | 133 (198) | 60.0 (30.4) | 60.1 (30.3) |
Subjects 15-24 years (N = 32) | 66.6 (29.8) | 103 (126) | 64.3 (27.9) | 64.9 (27.8) |
Subjects 25-49 years (N = 40) | 42.1 (18.5) | 118 (257) | 40.5 (16.9) | 41.1 (16.7) |
Subjects 50-75 years (N = 43) | 35.0 (30.0) | 84.8 (93.2) | 27.6 (15.3) | 28.1 (15.3) |
pNN50(%) (Age-group: p < 0.001, SS = 27941; Method: p < 0.001, SS = 9.4) | ||||
Subjects 1-14 years (N = 25) | 26.7 (13.8) | 26.9 (13.7) | 26.1 (13.4) | 26.0 (13.3) |
Subjects 15-24 years (N = 32) | 27.3 (12.9) | 27.6 (12.9) | 27.1 (12.7) | 27.2 (12.7) |
Subjects 25-49 years (N = 40) | 15.7 (9.8) | 16.3 (9.7) | 15.6 (9.7) | 15.7 (9.7) |
Subjects 50-75 years (N = 43) | 7.9 (10.3) | 8.9 (10.2) | 7.4 (9.3) | 7.5 (9.2) |