110 Chapter 5 Supplementary tables Table S1. Patient characteristics and clinical outcome of selected and not selected controls Selected controls (n = 632) Not selected controls (n = 1049) P value Baseline data Age, yr, mean (SD) 63 (16.0) 62 (16.0) 0.48 Female sex, n (%) 227 (35.9) 379 (36.1) 0.97 Body Mass Index, mean (SD) 27.2 (6.0) 27.3 (6.3) 0.73 Charlson Comorbidity Index, median (IQR) 3 (2–5) 3 (1–5) 0.31 Origin prior to ICU admission, n (%) 0.17 Home 326 (51.6) 569 (54.2) General ward 178 (28.2) 305 (29.1) Long term facility 14 (2.2) 10 (1.0) Other ICU 97 (15.3) 139 (13.3) Primary reason for ICU admission, n (%) 0.19 Medical 292 (46.2) 542 (51.7) Surgical, cardiothoracic 44 (7.0) 69 (6.6) Surgical, other 171 (27.1) 250 (23.8) Trauma 125 (19.8) 188 (17.9) Colonized with Staphylococcus aureus on admission, n (%) 316 (50.0) 519 (49.5) 0.88 Pneumonia on ICU admission, n (%) 124 (19.6) 191 (18.3) 0.53 APACHE IV score, mean (SD) 70 (38.0) 73 (37.9) 0.17 Laboratory values at ICU admission White blood cells, 109/L, median (IQR) 13.0 (9.2–17.5) 13.2 (9.0–18.4) 0.83 Neutrophils, 109/L, median (IQR) 11.0 (7.2–15.2) 10.9 (6.7–15.7) 0.94 Monocytes, 109/L, median (IQR) 0.7 (0.4–1.1) 0.7 (0.4–1.0) 0.33 Lymphocytes, 109/L, median (IQR) 0.8 (0.5–1.3) 0.9 (0.5–1.5) 0.39 Platelets, 109/L, median (IQR) 205 (148–271) 201 (146–271) 0.75 Outcome data Length of ICU stay, days, median (IQR) 8 (5–14) 7 (5–14) 0.57 Readmission <30 days of ICU discharge, n (%) 21 (3.3) 57 (5.4) 0.11 Status at Day 90 after ICU admission, n (%) 0.85 Alive 368 (58.2) 603 (57.5) Dead 208 (32.9) 354 (33.7) Unknown or missing 56 (8.9) 92 (8.8)
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