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Table 2 Dimensional and functional echocardiographic parameters of the right heart in septic shock

From: Right heart in septic shock: prospective observational study

Dimensional and functional indices of right heart, mean ± SD Normal non-indexed population reference limits [15] Total septic shock (N = 88) Septic shock P value 95 % CI of the difference
Survivor Non-survivor
(n = 36) (n = 52)
Chamber dimensions
 RV basal diameter, mm ≤42 33.12 ± 6.66 32.26 ± 5.03 33.75 ± 7.61 0.41 −03.00 to +01.30
 RV SC WT, mm ≤5 6.85 ± 1.56 6.71 ± 1.77 6.95 ± 1.42 0.96 −00.80 to +00.75
 RVOT-PSAX distal diameter, mm ≤27 23.77 ± 4.61 23.71 ± 3.22 23.82 ± 5.35 0.42 −00.74 to +01.80
 RVOT-PLAX proximal diameter, mm ≤33 24.23 ± 4.98 23.71 ± 3.48 24.57 ± 5.76 0.82 −01.30 to +01.60
 RA major dimension, mm ≤53 33.33 ± 8.98 32.67 ± 6.06 33.79 ± 10.57 0.98 −02.70 to +02.70
 RA minor dimensions, mm ≤44 26.73 ± 8.74 25.97 ± 8.56 27.26 ± 8.91 0.28 −01.10 to +03.70
 RA end-systolic area, cm2 ≤18 16.40 ± 17.05 20.79 ± 25.31 13.23 ± 4.74 0.80 −06.10 to +04.70
Systolic functions
 TAPSE, mm ≥16 23.29 ± 5.84 23.56 ± 4.45 23.10 ± 6.67 0.47 −01.10 to +02.40
 PD peak velocity at annulus, cm/s ≥10 71.19 ± 22.41 71.50 ± 22.45 70.97 ± 22.62 0.86 −07.00 to +05.90
 PD-MPI ≤0.40 0.81 ± 2.81 0.36 ± 0.08 1.12 ± 3.64 0.16 −01.20 to +00.21
 TD-MPI ≤0.55 0.39 ± 0.13 0.40 ± 0.13 0.39 ± 0.13 0.33 −00.07 to +00.20
 FAC, % ≥35 42.10 ± 8.92 43.25 ± 6.26 41.36 ± 10.26 0.04 00.08 to +06.40
Diastolic functions
 E/A ratio 0.8–2.1 1.34 ± 0.64 1.21 ± 0.43 1.43 ± 0.75 0.22 −00.30 to +00.07
 E/E′ ratio ≤6 7.75 ± 4.14 7.00 ± 3.67 8.30 ± 4.42 0.17 −02.20 to +00.40
 Deceleration time, ms ≥120 164.88 ± 29.22 169.44 ± 26.29 161.60 ± 30.99 0.50 −06.60 to +13.40
  1. Abbreviations: RV right ventricle, RV SC WT RV subcostal wall thickness, RVOT right ventricular outflow tract, PLAX parasternal short-axis, PSAX parasternal long-axis, RA right atrium, TAPSE tricuspid annular plane systolic excursion, PD pulse Doppler, TD tissue Doppler, MPI myocardial performance index, FAC fractional area change