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Table 5 Published correlations between ultrasound measurements of IVC diameter and CVP or RAP among mechanically ventilated patients

From: The efficacy of sonographic measurement of inferior vena cava diameter as an estimate of central venous pressure

Parameter Study N Mean CVP or RAP (mmHg) PEEP (cm H2O) Correlation coefficient p-value
IVCmax Sobczyk et al., [24] 50 6.7 4.5 0.18 0.034
Nagueh et al., [31] 12 9.0 * 0.4 NS
IVCe Citilcioglu et al., [25] 11 8.7 5.0 * NS
Schefold et al., [29] 30 15.0a 12.0 0.56 0.001
Arthur et al., [10] 95 14.5 0 0.86 <0.0001
Lorsomradee et al., [11] 70 10.0 0 0.8 <0.001
Lorsomradee et al., [11] 70 14.0 10.0 0.27 NS
Jue et al., [12] 49 * * 0.58 0.001
Citilcioglu et al., [25] 11 8.7 5.0 * NS
De Lorenzo et al., [27] 29b 10.4 * 0.26 NS
IVCi Schefold et al., [29] 30 15.0a 12.0 0.51 0.004
Sobczyk et al., [24] 50 6.7 4.5 −0.19 0.008
Nagueh et al., [31] 12 9.0 * 0.24 NS
IVCCI Jue et al., [12] 49 * * 0.13 NS
Nagueh et al., [31] 12 9.0 * 0.24 NS
Jue et al., [12] 49 * * 0.13 NS
  1. acm H2O
  2. bextrapolated from data provided
  3. *data not available