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Table 1 Patient characteristics

From: Characterisation of sleep in intensive care using 24-hour polysomnography: anobservational study

Characteristics n = 53
Females, n (%) 17 (32)
Diagnosis, n (%)  
Operative 18 (34)
Non-operative 35 (66)
Age, mean (SD)a, y 60.13 (20.02)
APACHEbII score, mean (SD) 18.70 (8.23)
SOFAcscore, mean (SD) 4.04 (2.53)
Sedation level on enrolment (VICSd), mean (SD)  
Interaction score 27.06 (3.80)
Calmness score 29.00 (2.70)
BMIein kg/m2, mean (SD) 24.50 (4.90)
Duration of ventilation, median (IQRf), d 6.00 (1.67-21.50)
Length of ICU stay, median (IQR), d 12.00 (6.00-26.00)
Length of hospital, median (IQR), d 29.00 (17.50-49.50)
ICU admission day on which sleep monitoring occurred, median (IQR), d 5.00 (2.50-11.00)
Patients receiving mechanical ventilation during PSG, n (%) 28 (54)
Patients receiving an opioid, benzodiazepine or propofol, n (%) 43 (81)
Patients administered opioid and benzodiazepinemedicationsg, n (%) 16 (30)
Patients administered benzodiazepine/propofol, n (%) 28 (53)
Patients administered opioids, n (%) 32 (60)
  1. aSD, standard deviation; bAPACHE, AcutePhysiology and Chronic Health Evaluation; cSOFA, SequentialOrgan Failure Assessment; dVICS, Vancouver InteractionCalmness Scale (I = interaction score 5-30, higher scores are desirable, C =calmness score 5-30, higher scores are desirable), eBMI,body mass index; fIQR, interquartile range;gincluding propofol.