Skip to main content

Table 1 LASct and pLASRct pre- and during maneuvers

From: Left atrial contraction strain and controlled preload alterations, a study in healthy individuals

CPAP n = 23

Pre CPAP

during CPAP

p value

LASct (%)

11.6 (10.1 to 13.1)

12.8 (11.0 to 14.6)

0.157

pLASRct (s−1)

− 1.7 (− 1.8 to − 1.5)

− 1.8 (− 2.0 to − 1.6)

0.292

PLR n = 27

Pre PLR

during PLR

p value

LASct (%)

10.1 (9.0 to 11.2)

10.8 (9.4 to 12.3)

0.283

pLASRct (s− 1)

−1.5 (− 1.6 to − 1.4)

− 1.6 (− 1.8 to − 1.5)

0.233

  1. Results presented as mean values with 95% confidence intervals. CPAP continuous positive airway pressure, LASct left atrial contraction strain, pLASRct peak left atrial contraction strain rate, PLR passive leg raise