Critical Care Research and Practice / 2011 / Article / Tab 1

Clinical Study

Intra-Abdominal Hypertension and Gastrointestinal Symptoms in Mechanically Ventilated Patients

Table 1

Characteristics of the patients. The values for admission day are presented as mean (SD) if not stated otherwise. Differences between the groups (P value) were found using one-way ANOVA for continuous variables and Kruskal-Wallis test for categorical variables.

Totalno IAH or GI symptomsIAH or GI symptomsboth IAH and GI symptomsP value

Number of patients (%)398 (100.0)68 (17.1)188 (47.2)142 (35.7)
Male gender, number of patients (%)256 (64.3)43 (63.2)116 (61.7)97 (68.3).456
Surgical profile, number of patients (%)255 (64.1)28 (41.2)123 (65.4)104 (73.2).001
Vasopressor/inotrope, number of patients (%)370 (93.0)58 (85.3)176 (93.6)136 (95.8).019
Age, years57.3 (18.2)54.0 (20.0)57.2 (18.5)59.0 (16.6).176
APACHE II, points15.7 (7.5)13.3 (7.1)15.7 (7.6)16.9 (7.2).005
SOFA, points8.3 (3.7)6.9 (3.2)8.1 (3.7)9.1 (3.6)<.001
Body mass index, kg/m227.6 (6.2)26.7 (5.4)26.8 (5.4)29.0 (6.6).013
Fluid balance, L/24 h2.7 (2.9)2.2 (2.3)2.5 (2.7)3.1 (3.3).056
Urine output, L/24 h1.3 (1.2)1.4 (0.8)1.4 (1.3)1.2 (1.1).235
Peak inspiratory pressure, cm H2O26.9 (5.8)24.8 (5.6)25.8 (5.3)29.4 (5.8)<.001
Positive end-expiratory pressure, cm H2O11.0 (3.8)9.5 (3.6)10.3 (3.4)12.8 (3.7)<.001
Lactate, mmol/L3.5 (4.4)2.6 (2.6)3.5 (4.4)4.0 (4.9).096

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