Table 5.
Changes in hs‐TNT Level, LE‐Positive Myocardium, Cardiac Morphology, and Function During Follow‐up (n=58)
| hs‐TNT <5 ng/L | hs‐TNT 5 to 14 ng/L | hs‐TNT >14 ng/L | |
|---|---|---|---|
| n=26 | n=19 | n=13 | |
| Duration of follow‐up, y | 4.6±1.9 | 3.6±2.0 | 2.9±1.8† |
| hs‐TNT*, ng/L | |||
| Baseline | 4.0 | 8.7 (7.2–10.2)† | 44.7 (30.1–65.3)†, ‡ |
| Follow‐up | 4.0 (4.0–5.9)[Link] | 12.5 (9.0–18.1)†, [Link] | 49.1 (27.6–69.5)†, ‡ |
| LE‐positive myocardial volume, % | |||
| Baseline | 0 (0–0.3) | 0.4 (0–1.6)† | 1.9 (1.1–3.3)†, ‡ |
| Follow‐up | 0.3 (0–1.4)[Link] | 1.5 (0.4–3.1)†, [Link] | 3.2 (2.3–4.9)†, ‡, [Link] |
| IVSd, mm | |||
| Baseline | 9.1±1.1 | 11.5±1.7† | 14.5±3.1†, ‡ |
| Follow‐up | 9.1±1.5 | 11.3±1.4† | 13.7±2.3†, ‡, § |
| EF, % | |||
| Baseline | 64±5 | 65±5 | 66±6 |
| Follow‐up | 63±6 | 65±5 | 63±8 |
Using repeated‐measures ANOVA followed by Bonferroni post‐hoc test for multiple comparisons. EF indicates ejection fraction; hs‐TNT, high‐sensitivity cardiac troponin T; IVSd, end‐diastolic interventricular septal wall thickness; LE, late enhancement.
*Ln‐transformed.
Bonferroni‐adjusted † P<0.025 vs hs‐TNT <5 ng/L; ‡ P<0.025 vs hs‐TNT 5 to 14 ng/L.
§ P<0.05 vs baseline.