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Table 3 Percentage (%) of admissions with Principal Diagnoses falling under CMS-defined Potentially Avoidable Conditions

From: Healthcare utilization in older patients using personal emergency response systems: an analysis of electronic health records and medical alert data

  2011 2012 2013 2014 2015 Overall
Number of admissions n = 783 n = 924 n = 964 n =1160 n = 1427 N = 5258
Non-avoidable 65.9 66.3 64.8 60.5 60.2 63.0
Potentially avoidable* 34.1 33.7 35.2 39.5 39.8 37.0
* Institutional and non-institutional settings + institutional settings only conditions
Conditions for both institutional and non-institutional settings
 Overall 18.1 17.9 21.8 24.0 22.1 21.1
 Congestive heart failure 5.0 4.4 5.8 6.7 7.4 6.1
 COPD, chronic bronchitis, and asthma 4.3 4.9 6.8 6.6 4.3 5.4
 Urinary tract infection 3.6 2.7 3.1 3.6 4.8 3.7
 Dehydration, volume depletion including acute renal failure and hyponatremia 2.6 3.6 3.2 4.1 2.5 3.2
 Hypertension and hypotension 1.3 1.3 1.0 1.7 1.1 1.3
 Seizures 0.8 0.9 1.2 0.7 0.6 0.8
 Poor glycemic control 0.3 0 0.1 0.1 0.9 0.3
 Constipation, fecal impaction, and obstipation 0.1 0.1 0.3 0.2 0.1 0.2
 Weight loss (failure to thrive) and nutritional deficiencies 0.3 0 0.1 0.3 0.4 0.2
Conditions for institutional settings only
 Overall 16.0 15.8 13.4 15.5 17.7 15.8
 Falls and trauma 6.0 6.8 4.4 6.6 7.9 6.5
 Pneumonia and bronchitis (lower respiratory illness) 4.6 4.5 4.4 5.0 4.8 4.7
 Skin ulcers and cellulitis 2.6 2.1 2.1 1.7 1.8 2.0
 Diarrhea, gastroenteritis, and C.difficile 2.2 1.6 2.1 1.4 2.2 1.9
 Anemia 0.3 0.5 0.5 0.7 0.4 0.5
 Psychosis, severe agitation, and organic brain syndrome 0.3 0.1 0 0 0.4 0.2
 Altered mental status, acute confusion, and delirium 0.1 0.1 0 0.2 0.2 0.1
  1. * Institutional and non-institutional settings + institutional settings only conditions