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Table 1 Patient characteristics

From: The role of the intra-abdominal view in complicated intra-abdominal infections

Preoperative n (%) (total n = 283)
 Sex, male 132 (47)
 Age, years 64 (49–74)a
 BMI 21 (19–24)a
 Charlson Comorbidity Index 1 (0–5)a
 Immunosuppression 54 (19)
 Malignant diseases
  Local solid malignant tumor 35 (12)
  Solid metastatic tumor or lymphoma 45 (16)
 Sepsis classification
  No sepsis 204 (72)
  Sepsis 60 (21)
  Septic shock 19 (7)
 Hospital-acquired cIAI 62 (22)
Intraoperative n (%)
 Delay from symptoms to operation < 24 h 79 (28)
 Perforated organ
  Gastroduodenal 32 (11)
  Small bowel 30 (11)
  Colorectal 101 (36)
  Appendix 109 (39)
  Gallbladder 11 (4)
 Operation
  Laparotomy 152 (54)
  Laparoscopy 110 (39)
  Converted from laparoscopy to laparotomy 21 (7)
 Open abdomen 5 (2)
 Postoperative peritonitis 38 (13)
 Mannheim Peritonitis Index 26 (22–32)a
 WSES Sepsis Severity Score 6 (3–9)a
 APACHE-II 9 (6–15)a
Postoperative n (%)
 CRP, highest value, mg/l 304 (244–364)a
 Reoperations 36 (13)
 Postoperative abscess 28 (10)
 Clavien-Dindo classification, in-hospital
  0 111 (39)
  1 47 (17)
  2 38 (13)
  3a 28 (10)
  3b 25 (9)
  4a 7 (2)
  4b 3 (1)
  5 24 (8)
 Length of hospital stay, days 6 (3–11)a
 ICU admission 57 (20)
  Renal replacement therapy 2 (1)
  Peak SOFA score at ICU 8 (6–10)a
 Prolonged (> 12 h) recovery room stay 25 (9)
 Mortality, 30 days 29 (10)
 SCIAS or 30-day mortality 71 (25)
 Mortality, 90 days 37 (13)
  1. Abbreviations: BMI body mass index, cIAI complicated intra-abdominal infection, WSES World Society of Emergency Surgery, APACHE Acute Physiology and Chronic Health Evaluation, CRP C-reactive protein, ICU intensive care unit, SCIAS severe complicated intra-abdominal sepsis
  2. aContinuous variables are presented as median (interquartile range)