Elena Guichot-Muñoz, María Jesús Balbás-Ortega, Eduardo García-Jiménez
Literacy, power, and affective (dis)encounter: An ethnographic study on a low-income community in Spain
PloS one
study compared commonly used methods calculating left ventricular wall stress finite element analysis evaluated different approaches strain estimation sought improve accuracy contractance estimation developing novel stress equation multiple methods calculating lv contractile stress strain exist contractance derived stress strain information measure myocardial work per unit volume muscle precise stress strain information essential accurate evaluation compared widely used methods stress strain calculations across diverse clinical scenarios representing distinct types left ventricular myocardial disease analysis revealed significant discrepancies stress strain values obtained different methods however newly developed modified version mirsky equation demonstrated close agreement finite element analysis results circumferential stress lam method produced results close finite element analysis longitudinal stress improved contractance accuracy study highlights significant inconsistencies stress strain values calculated using different methods emphasising potential impact contractance calculations subsequent clinical interpretation recommend adopting lam method longitudinal stress assessment modified mirsky equation circumferential stress analysis methods offer balance accuracy feasibility making advantageous clinical practice adopting recommendations improve accuracy lv wall stress strain estimates leading dependable contractance calculations better prognostication improved clinical decisions accurately estimating myocardial stress strain paramount significance clinical practice calculation contractance defined quantified myocardial active strain energy density necessitates correct stress strain data contractance assesses myocardial work per unit muscle volume emerged promising indicator contractile function predictor future risk new recommendations calculating myocardial stress improve reliability calculating contractance enhance understanding myocardial diseases