Skip to main content

Table 4 Incremental Prognostic Effect of Echo Variables after Adjusting for Clinical Co-variablesa

From: Incremental prognostic value of echocardiography of left ventricular remodeling and diastolic function in STICH trial

 Adjusted Effect of ECHO VariableAdjusted Hazard Ratio (95% CI)
ModelsWald
Chi-Square
DFP-value
LVESVI (> 65; Δ10 cc/m2)44.31< 0.0011.12 (1.08, 1.15)
LVEF (≤ 30%; Δ1%)31.91< 0.0010.95 (0.93, 0.97)
E/A ratio29.12< 0.001 
 E/A ≤ 0.6 (Δ 0.1)   0.87 (0.72, 1.05)
 E/A 0.6–2.3 (Δ 0.1)   1.04 (1.03, 1.06)
MR severity (CFI grade 0, 1, 2, and 3–4)25.91< 0.0011.31 (1.18, 1.45)
Deceleration time (≤190 ms, Δ10ms)23.41< 0.0010.92 (0.90, 0.95)
E velocity (0.70–0.85; Δ1.0 m/s)19.41< 0.0011.03 (1.02, 1.05)
E/e’ ratio (12–30; Δ1)18.71< 0.0011.04 (1.02, 1.06)
LA volume index (Δ10 cc/m2)16.21< 0.0011.14 (1.07, 1.22)
RV dysfunction (by quantitative grade)16.21< 0.0011.26 (1.13, 1.41)
Sphericity index (0.66–0.88; Δ 0.1)10.210.0021.35 (1.12, 1.63)
  1. aClinical co-variables: surgical (CABG or CABG+SVR) vs medical treatment, age, creatinine, hemoglobin, history of stroke, history of atrial flutter/fibrillation, diabetes, and NYHA class
  2. EF Ejection fraction, LVESVI Left ventricular end systolic volume index, MR Mitral regurgitation, LA Left atrium, RV Right ventricle