| | Control group (n = 17) | Severe hypothyroidism group (n = 25) | value |
| BSA, m2 | 1.65 ± 0.04 | 1.73 ± 0.03 | 0.079 | EF, % | 60.46 ± 1.12 | 60.12 ± 1.71 | 0.882 | EDV, mL/m2 | 55.44 ± 2.70 | 53.65 ± 1.51 | 0.538 | ESV, mL/m2 | 21.85 ± 1.62 | 21.50 ± 1.28 | 0.865 | SV, mL/m2 | 33.68 ± 1.39 | 32.15 ± 0.95 | 0.354 | CI, L/min/m2 | 2.35 ± 0.09 | 2.16 ± 0.08 | 0.133 | LVMI, g/m2 | 47.80 (39.25, 54.30) | 51.65 (46.95, 60.30) | 0.146 | PET, ms | 135.00 (119.60, 149.00) | 156.35 (126.98, 176.35) | 0.254 | PFT, ms | 145.15 (110.23 158.13) | 158.60 (119.55, 180.20) | 0.190 | PER, EDV/s | 3.50 (3.20, 3.70) | 3.30 (3.00, 3.80) | 0.258 | PFR, EDV/s | 4.10 (3.45, 4.55) | 3.40 (2.90, 3.90) | 0.035 | Native T1 value, ms | 1063.09 ± 8.72 | 1192.95 ± 17.83 | ≤0.001 | Pericardial effusion, n | 0 | 10 | — |
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