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Table 1 Patient characteristics at baseline

From: Integration of inspiratory and expiratory intra-abdominal pressure: a novel concept looking at mean intra-abdominal pressure

Parameter Mean ± SD
Age 59.5 ± 14.4
SAPS-II 43.5 ± 11.6
APACHE-II 21.8 ± 8.6
SOFA 9.5 ± 4
BMI (kg/m2) 28.6 ± 4.7
IAPei (mmHg) 15.3 ± 3.7
IAPee (mmHg) 11.1 ± 2.8
ΔIAP (mmHg) 4.3 ± 1.3
MIAP (mmHg) 12.9 ± 3
IBP (mmHg) 12 ± 3
TV (ml) 608 ± 117
TV (ml/kg) 7.2 ± 1.2
RR (/min) 17.7 ± 2.1
Pplat (cmH2O) 28 ± 4.1
PEEP (cmH2O) 9.2 ± 3.3
  1. SAPS, simplified acute physiology score; APACHE, acute physiology and chronic health evaluation; SOFA, sequential organ failure assessment; BMI, body mass index; IAPei, end-inspiratory IAP; IAPee, end-expiratory IAP; MIAP, mean IAP; IBP, intra-bladder pressure; TV, tidal volume; RR, respiratory rate; Pplat, plateau airway pressure; PEEP, positive end-expiratory pressure.