| Timing HRV at 7 days postoperatively | AF at 3 months | AF at 6 months | ||||
|---|---|---|---|---|---|---|
| Yes (n = 12) | No (n = 97) | p | Yes (n = 16) | No (n = 93) | p | |
| ASDNN (ms) | 29.75 ± 19.32 | 35.34 ± 21.49 | > 0.05 | 35.56 ± 23.48 | 34.58 ± 20.97 | > 0.05 |
| rMSSD (ms2) | 19.92 ± 7.93 | 22.40 ± 13.37 | > 0.05 | 24.56 ± 15.92 | 21.71 ± 12.34 | > 0.05 |
| pNN 50 (%) | 3.08 ± 3.49 | 5.16 ± 9.25 | > 0.05 | 7.07 ± 10.06 | 4.56 ± 8.60 | > 0.05 |
| SDNN (ms) | 66.17 ± 38.97 | 78.48 ± 34.27 | > 0.05 | 80.75 ± 39.22 | 76.51 ± 34.22 | > 0.05 |
| SDANN (ms) | 58.08 ± 35.49 | 65.42 ± 28.63 | >0.05 | 68.81 ± 33.84 | 63.89 ± 28.67 | >0.05 |
| VLF (ms2) | 15.66 ± 12.17 | 18.81 ± 11.80 | > 0.05 | 17.69 ± 13.29 | 18.60 ± 11.63 | > 0.05 |
| LF (ms2) | 10.45 ± 9.11 | 13.37 ± 12.25 | >0.05 | 11.82 ± 10.84 | 13.26 ± 12.17 | >0.05 |
| HF (ms2) | 7.06 ± 3.69 | 8.98 ± 6.43 | > 0.05 | 9.14 ± 8.24 | 8.71 ± 5.84 | > 0.05 |
| LF/HF | 1.40 ± 0.86 | 1.50 ± 0.60 | >0.05 | 1.41 ± 0.74 | 1.50 ± 0.61 | >0.05 |
Entries are means±SD, p‐values are nominal. Student's unequal variance unpaired t‐tests were used. *Statistically significant difference.