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Table 2 Clinical characteristics of the patients at the time of enrollment

From: Accuracy of Critical Care Pain Observation Tool and Behavioral Pain Scale to assess pain in critically ill conscious and unconscious patients: prospective, observational study

Age (years) 65 ± 16.7
Gender (M/F) 64/37
APACHE II (mean ± SD) 15.7 ± 7.1
SAPS II (mean ± SD) 43.5 ± 13.4
SAS (mean ± SD) 3.0 ± 1.1
CAM ICU (−) n: 101; (+) n: 0
Patient category Medical (n) 33
Surgical (n) 68
Outcome ICU discharge (n) 88
Died (n) 13
  1. Data are expressed as mean ± standard deviation
  2. APACHE II acute physiology and chronic health evaluation, SAPS II simplified acute physiology score, SAS sedation agitation scale, CAM ICU confusion assessment method for the intensive care unit; ICU intensive care unit, (+) presence, (-) absence, (n) number