Annals of Intensive Care

Table 7 Results of the multiple linear regression for the ventilated critically ill patients (n = 50)

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 b^a	Coefficient β^b	CI 95%		p
			IL	SL
Constant	-4.764		-13.451	3.922	0.275
Age	0.012	0.045	-0.061	0.085	0.740
Males	2.808	0.342	0.536	5.081	0.017
BMI	0.300	0.250	-0.014	0.614	0.061
Vmin	0.013	0.009	-0.400	0.426	0.950
PEEP	0.556	0.331	0.127	0.985	0.012
PSV^c	2.896	0.329	0.485	5.307	0.020
Model summary	R² = 0.322; adjusted R² = 0.227

^aUnstandardized coefficient; ^bstandardized coefficient; ^creference category: CMV. BMI, body mass index; Vmin, minute volume; PEEP, positive end-expiratory pressure; PSV, pressure support ventilation; CMV, controlled mechanical ventilation; IL, inferior limit; SL, superior limit.

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