Table 1.
Patient Characteristics From the First Study
| Characteristics | Controls with LVEF ≤45% (n = 8) | Controls with LVEF >45% (n = 9) | AMC patients with LVEF ≤45% (n = 7) | AMC patients with LVEF >45% (n = 32) | DCM patients (n = 27) |
|---|---|---|---|---|---|
| Age, mean ± SD (range), years | 56.8 ± 15.4 (27–71) | 43.1 ± 20.3 (16–66) | 52.0 ± 10.3 (39–63) | 37.0 ± 12.8 (18–65) | 51.1 ± 13.7 (30–78) |
| Sex, No. M/F | 7/1 | 4/5 | 6/1 | 26/6 | 23/4 |
| LVEF, mean ± SD (range), % | 30.3 ± 9.5 (17–44) | 77.1 ± 10.9 (50–84)⁎ | 36.6 ± 8.1 (25–45) | 66.6 ± 9.4 (47–83)⁎ | 27.9 ± 11.4 (7–45) |
| LVEDD, mean ± SD (range), mm | 64.3 ± 8.4 (56–81) | 49.3 ± 5.2 (39–54) ⁎ | 63.3 ± 8.7 (54–78) | 52.8 ± 5.5 (40–62)⁎ | 65.4 ± 9.2 (45–82) |
| LVESD, mean ± SD (range), mm | 47.4 ± 11.9 (24–62) | 29.8 ± 6.2 (20–38) | 51.4 ± 13 (36–72) | 33.6 ± 6.8 (12–44) | 51.9 ± 11.1 (26–71) |
| Virus (B19V or EV), No. | 1⁎ | 1⁎ | 4 | 21 | 15 |
| B19V | 1 | 0 | 2 | 13 | 4 |
| EV | 0 | 0 | 1 | 3 | 10 |
| B19V and EV | 0 | 0 | 1 | 5 | 1 |
| Inflammatory DCM (immunohistology) | 1⁎ | 0⁎ | 4 | 14 | 14 |
M, male; F, female. LVEF, left ventricular ejection fraction; AMC, acute myocarditis; DCM, dilated cardiomyopathy; LVEDD, left ventricular end diastolic diameter; LVESD, left ventricular end systolic diameter.
⁎
Significantly (P < 0.05) different from the remaining patient groups (Tukey-Kramer post hoc analysis in comparisons with continuous data).