Table 5.
HRV indicators of coronary artery lesions and control group (unit=ms)
| Variable | Controls (n=86) | RCAp-m (n=46) | LCXp-m (n=72) | LADp-m (n=44) | P |
|---|---|---|---|---|---|
| GS | 29.4±13.2 | 30.6±18.2 | 35.6±15.8 | 0.155 | |
| SDNN | 121.9±17.6 | 116.5±27.0 | 114.9±29.4 | 103.8±26.8abc | 0.007 |
| S DANN | 104.8±24.3 | 101.3±19.7 | 97.3±20.1 | 90.1±23.0ab | 0.004 |
| SDNNind | 50.5±24.4 | 40.7±24.2 | 44.2±22.0 | 40.5±25.2 | 0.055 |
| RMSSD | 35.9±17.3 | 30.2±18.5 | 29.5±16.7 | 30.0±17.7 | 0.080 |
| PNN 50 (%) | 8.1±3.5 | 7.7±5.3 | 7.2±4.2 | 6.4±3.4 | 0.139 |
a
was significant compared with control group
b
was significant compared with
AD - left anterior descending; LCX - left circumflex artery; p-m - proximal to middle; RCA - right coronary artery; others abbreviations as in Table 2