Table 2

Echocardiographic Characteristics of Study Participants on Year 25 Follow-Up Across Age-, Sex-, Ethnicity-Adjusted Baseline CRF Tertiles

Low Fit
Tertile 1
(n = 1,124)
Moderate Fit
Tertile 2
(n = 1,174)
High Fit
Tertile 3
(n = 1,135)
p Value
Indexed left ventricular mass, g/m287.9 ± 24.185.2 ± 20.985.5 ± 21.80.09
Indexed left atrial volume, ml/m224.6 ± 6.924.3 ± 7.125.5 ± 7.20.002
Relative wall thickness0.36 ± 0.080.35 ± 0.070.35 ± 0.070.02
Global circumferential strain, %−15.09 ± 2.97−15.26 ± 2.82−15.55 ± 2.740.0001
Global longitudinal strain, %−14.78 ± 2.49−15.03 ± 2.41−15.39 ± 2.33<0.0001
Indexed left ventricular end-diastolic volume, ml/m263.6 ± 13.964.2 ± 13.764.8 ± 14.80.16
E/e′ septal9.45 ± 3.018.83 ± 2.648.72 ± 2.64<0.0001
E/e′ lateral7.54 ± 2.616.94 ± 2.286.85 ± 2.20<0.0001

Values are mean ± SD.

CRF = Cardiorespiratory fitness; E/e′ = ratio of early transmitral flow velocity to early peak diastolic mitral annular velocity.