TABLE 1.
Patient characteristics and HRV metrics data are shown as mean ± SD
| Age (years) | Disease duration (months) | Calorie intake (kcal) | Mean night‐time IBI (ms) | RMSSD (ms) | pNN50 (%) | LnHF | ||
|---|---|---|---|---|---|---|---|---|
| Healthy controls | 14.00 ± 1.26 | ‐ | ‐ | 885.98 ± 136.54†‡ | 55.86 ± 23.84†‡ | 28.01 ± 18.26†‡ | 6.78 ± 0.97†‡ | |
| Patients with HCN4 mutations | 21.25 ± 5.91 | ‐ | ‐ | 1218.09 ± 230.93 | 124.14 ± 25.83 | 62.03 ± 8.39 | 8.46 ± 0.52 | |
| Patients with anorexia nervosa | At admission | 14.00 ± 1.34 | 8.92 ± 6.70 | 829.09 ± 416.30 | 1391.15 ± 283.94†# | 113.63 ± 48.28† | 60.86 ± 12.87† | 8.39 ± 0.82† |
| During re‐feeding | ‐ | ‐ | 2641.18 ± 416.30 | 1075.91 ± 165.41‡# | 107.90 ± 45.27‡ | 54.65 ± 17.06‡ | 8.20 ± 0.89‡ |
Note: Significant differences: controls versus patients with AN at admission ‐> †(P < 0.01); controls versus patients with AN at release ‐> ‡(P < .01); patients with AN at admission versus patients with AN at release ‐> §(P < .01).