Table A: Ramsay sedation score Awake 1. Patient anxious, agitated or restless or both 2. Patient co‐operative, orientated and tranquil 3. Patient responds to commands only Asleep levels depend on the patient’s response to a light glabellar tap or loud auditory stimulus 4. Brisk response 5. Sluggish response 6. No response Table B: Patient and ventilation characteristics of individual hospitals. Total A B C D E F G ICU level (I low, III highly complex care) II III I II III III II Patients 940 89 140 61 21 210 265 154 % Men* 59 69 60 67 52 58 58 55 Median age (IQR) 69 (59‐77) 70 (58‐79) 67.5 (58‐ 75) 71 (60‐81) 68 (56‐78) 73 (63‐79) 63 (51‐72) 71 (63‐79) Median Apache II score (IQR) 21 (16‐27) not recorded 26 (19‐31) 15 (11‐23) 22 (20‐27) 21 (16‐27) 21 (16‐26) 20 (16‐26) % COPD* 14 24 0 10 24 20 14 13 Median ventilation duration (IQR) 6 (4‐10) 7 (5‐12) 4 (3‐6) 8 (5‐19) 7 (5‐13) 7 (4‐12) 6 (4‐9) 7 (4‐12) Median duration of ventilation in case of VAP (IQR) 5 (3‐7) 12 (7‐21) no VAP 7.5 (6‐10) 5 (3‐5) 6 (4‐8) 4 (3‐7) 4 (3‐9) * = Missing for one patient 4 81 Risk factors for VAP using flexible methods
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