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Table 6 Results of the multiple linear regression for the critically ill patients (n = 100)

From: Effect of mechanical ventilation on intra-abdominal pressure in critically ill patients without other risk factors for abdominal hypertension: an observational multicenter epidemiological study

Variable Coefficient ba Coefficient βb CI 95% p
    IL SL  
Constant -2.093   -6.737 2.550 0.373
Age -0.014 -0.063 -0.054 0.026 0.475
Males 1.575 0.212 0.281 2.870 0.018
BMI 0.228 0.213 0.33 0.422 0.022
MV 3.129 0.421 1.838 4.421 <0.0001
Model summary R2 = 0.276; adjusted R2 = 0.246
  1. aUnstandardized coefficient; bstandardized coefficient. BMI, body mass index; MV, mechanical ventilation; IL, inferior limit; SL, superior limit.