LV dimensions and systolic function. Values are the mean (SD) unless otherwise specified.
| Variable Assessed at 29-yr Followup | Patients with JIA, n = 85 | Controls, n = 46 | p |
|---|---|---|---|
| Heartrate, bpm | 66.3 (10.9) | 63.1 (9.7) | 0.095 |
| LV IDd, cm | 5.1 (0.4) | 5.1 (0.4) | 0.459 |
| LV PWd, cm | 0.7 (0.1) | 0.7 (0.1) | 0.782 |
| IVSd, cm | 0.8 (0.2) | 0.7 (0.1) | 0.036 |
| LV EDV, ml | 90.8 (19.3) | 91.9 (20.0) | 0.774 |
| LV EF, % | 59.6 (3.6) | 60.2 (3.3) | 0.341 |
| LV FS, % | 33.6 (5.5) | 33.1 (5.1) | 0.599 |
| LV global strain, % | ā18.2 (2.5) | ā18.7 (2.0) | 0.281 |
| LV sā septal, cm/s | 8.2 (1.3) | 8.4 (1.4) | 0.668 |
| LV SV, ml | 67.9 (12.1) | 68.0 (12.2) | 0.970 |
| LV CI, l/min/m2 | 2.4 (0.5) | 2.3 (0.3) | 0.144 |
LV: left ventricle; JIA: juvenile idiopathic arthritis; IDd: internal diameter in end-diastole; PWd: posterior wall diameter in end-diastole; IVSd: septum diameter in end-diastole; EDV: end-diastolic volume; EF: ejection fraction; FS: fractional shortening; sā: mitral annular velocity in systole; SV: stroke volume; CI: cardiac index.