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Table 2 Patient characteristics at start of "Follow-up", after the first transition and after the second transition.

From: A markov model to evaluate hospital readmission

Variable Start of "Follow-up" N° = 123,162 Transition 1°–2° State N° = 9,238 Transition 2°–3° State N° = 1,935
  Percentage or Mean (SD)
Age at start of "follow-up" 74.36 ± 9.11 74.43 ± 8.60 74.00 ± 8.24
Sex (Male) 62.97 69.18 74.16
Anamnesis Chronic Resp. Disease 14.32 28.21 37.42
COPD in Principal Diagn. al 1° Admiss. 32.19 59.42 68.22
Specific Diagnosis    
   491.20 54.88 35.32 21.45
   492.21 35.77 53.64 66,46
   518.81 16.17 26.86 44,50
Charlson Index 0.65 ± 0.97 0.56 ± 0.88 0.54 ± 0.86
Group of comorbities    
   Upper resp. Tract infection 0.28 0.27 0,26
   Lower resp. Tract infection 0.39 0.65 1.19
   Septicaemia 0.16 0.03 -
   Heart Failure 3.07 3.27 3,82
Discharge ward    
   Intensive Care 4.69 4.09 4,86
   Recovery and Rehabilitation 2.42 5.61 11.11
   Internal Medicine 35.53 41.43 35.71
   Important others * 43.41 23.31 10.59
   Pneumology 13.75 25.49 37.67
University-Research Hospitals 31.32 23.42 19.79
  1. *Medical or Surgical