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Table 1 Baseline characteristics of patients

From: Predictors of mortality and short-term physical and cognitive dependence in critically ill persons 75 years and older: a prospective cohort study

Characteristics Patients
Age (yrs), mean ± SD 79.3 ± 3.4
Male, n (%) 65 (65%)
BMI, mean ± SD 27.3 ± 5.8
Charlson index, median (IQR) 6 (4-7)
   Low comorbidity level: score = 0 or 1 0
   Medium comorbidity level: score = 2 to 4 28
   High comorbidity level: score = 5 or over 71
ADL index, mean ± SD 5.4 ± 1.1
Cognitive score, mean ± SD 1.2 ± 1.4
Admission from, n (%)  
   Emergency unit 54 (54%)
   Medical unit 46 (46%)
Reason for admission, n (%)  
Cardiac disease 20 (20%)
   Acute myocardial infarction 12
   Acute pulmonary edema 7
   Limb ischemia 1
Respiratory disease 48 (48%)
   Pneumonia 24
   Exacerbation of chronic obstructive disease 12
   Exacerbation of chronic restrictive disease 6
   Lung cancer 4
   Pulmonary thrombosis 1
   Quincke edema 1
Neurologic disease 12 (12%)
   Acute stroke 6
   Brain tumor 1
   Meningitis 1
   Epilepsy 1
   Cerebral trauma 1
   Amyotrophic lateral sclerosis 1
   Tetanus 1
Abdominal disease 7 (7%)
   Acute pancreatitis 3
   Cirrhosis 2
   Occlusive syndrome 2
Others  
   Acute renal failure 3
   Intoxication 3
   Rhabdomyolysis 1
   Unknown 6
SAPS II score, median (IQR) 53 (39-68)
APACHE II score, median (IQR) 24 (18-30)
SOFA score, median (IQR) 7 (5-10)
Organ failures, mean ± SD 1.4± 1.2
   ≥3 organ failures, n (%) 24 (24%)
Assisted ventilation  
   NIV 31 (31%)
   MV 63 (63%)
Shock, n (%) 41 (41%)
   Cardiogenic 15
   Septic 22
   Hemorragic 4
Extra-renal support initiated in ICU, n (%) 12 (12%)
  1. BMI, body mass index; ADL, Activity of Daily Living; SAPS II score, Simpligfied Acute Physiologic Score II, APACHE II score, Acute Physiology and Chronic Health Evaluation; SOFA score, Sequential Organ Failure Assessment; NIV, non invasive ventilation; MV, mechanical ventilation.