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Table 4 Relationship between LVLS and LWFS in the validation set (n = 30)

From: Longitudinal wall fractional shortening: an M-mode index based on mitral annular plane systolic excursion (MAPSE) that correlates and predicts left ventricular longitudinal strain (LVLS) in intensive care patients

Parameters & statistics

Validation set

Predictor

LWFS

Intercept (bo)

0.169 ± 1.701

 

(P = 0.922)

Slope (b1)

1.107 ± 0.127

 

(P < 0.001)

R2

0.7305

MSE (dispersion)

6.10

GoF test* (P value)

 Δdeviance (χ2 test)

<0.001

 HL test

>0.99

  1. Intercepts and slopes are presented as mean ± SE. LVLS LV longitudinal strain, LWFS longitudinal wall fractional shortening, SE standard error, MSE mean squared error, HL Hosmer-Lemeshow
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Critical Care

ISSN: 1364-8535