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Table 3 Clinical characteristics of the 24 patients included in study 2

From: Sleep continuity: a new metric to quantify disrupted hypnograms in non-sedated intensive care unit patients

Characteristics

median (25 th-75 th)

Age, years

69 (65 to 77)

Female sex, number (%)

10 (42)

BMI (kg/m2)

29 (20 to 37)

Known COPDa, number (%)

11 (46)

Other underlying chronic respiratory disease number (%)

6 (25)

SAPS II score (at admission)

30 (25 to 35)

pH

7.37 (7.33 to 7.40)

PCO2, mmHg

64 (57 to 71)

Bicarbonate, mmol/L

38 (33 to 43)

Previous time on NIV, hours

18 (12 to 22)

  1. aKnown at admission. Values are given in median (25th to 75th percentiles). P values from the Mann–Whitney test. BMI: body mass index; COPD: chronic obstructive pulmonary disease; NIV: non-invasive ventilation; SAPS: Simplified Acute Physiology Score.