Heart rate variability parameters of amateur athletes: a 10-year follow-up
| FU (2018) | B (2008) | |||
| REST | STAND | REST | STAND | |
| RR, ms | 1069.67±155.87 | 856.07±141.02* | 930.31±194.69† | 765.90±192.34* |
| σ2RR, ms2 | 1727.56±717.73 | 1811.14±957.48 | 2711.12±1713.96 | 2577.85±1720.54 |
| LFRR, ms2 | 411.83±426.86 | 638.21±791.01 | 739.41±546.01† | 1053.37±939.61† |
| LFnu,RR, nu | 31.76±15.16 | 42.23±22.20* | 53.68±24.63† | 78.61±18.04*† |
| HFRR, ms2 | 691.62±220.91 | 434.79±199.77* | 630.43±761.49 | 358.30±685.99* |
| HFnu,RR, nu | 65.29±13.04 | 42.18±18.87* | 44.07±24.32† | 18.59±19.33* |
Data are presented as mean±SD.
*p<0.05 REST vs STAND.
†p<0.05 B vs FU in the same experimental condition.
B, basal; FU, follow-up; HF, high frequency; HFRR, absolute power of RR in HF band; HFRR,nu, normalised power of RR in HF band; LF, low frequency; LFRR, absolute power of RR in LF band; LFRR,nu, normalised power of RR in LF band; REST, supine position; σ2RR, RR variance; RR, RR interval; STAND, active standing.