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Table 3 Percentage (%) of clinical comorbidities of enhanced data from APPROACH

From: An administrative data merging solution for dealing with missing data in a clinical registry: adaptation from ICD-9 to ICD-10

   FISCAL YEAR
   ICD-9-CM ICD-10
VARIABLE TOTAL 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
N 86,649 6,348 6,131 6,242 6,718 8,110 8,469 8,479 8,767 8,835 9,257 9,293
Mean Age (Std. Dev.) 62.6 (12.0) 62.0 (11.4) 62.6 (11.5) 62.7 (11.4) 62.7 (11.7) 62.7 (12.1) 62.6 (12.1) 62.6 (12.0) 62.6 (12.3) 62.6 (12.5) 62.5 (12.4) 63.1 (12.4)
Percent > 75 years 16.6 12.4 14.4 14.7 15.1 17.0 17.0 17.0 17.3 17.8 18.5 18.9
Percent Male 69.4 70.2 70.6 69.7 70.5 68.4 69.6 68.2 69.7 68.8 69.6 69.2
Comorbidities             
Dialysis 1.6 0.8 1.3 1.5 1.7 1.4 1.7 1.9 1.8 1.7 1.8 1.4
Diabetes Type I 1.8 2.2 1.7 1.4 1.1 1.3 1.3 1.9 2.7 1.7 2.0 1.7
Renal (Creatinine > 200 mmol/L) 3.5 2.0 2.2 2.3 2.9 2.4 3.3 3.3 4.4 5.0 3.9 4.9
Malignancy 4.0 2.3 3.1 3.6 3.8 4.1 4.4 4.3 4.4 4.0 4.4 4.4
Prior CABG 5.4 7.8 7.5 7.3 8.8 7.1 5.2 4.8 4.0 3.5 3.2 3.2
Liver/GI 5.7 2.4 3.0 3.5 3.9 4.7 4.1 4.4 7.8 7.7 8.8 8.6
Prior PCI 6.5 12.0 9.8 9.3 9.1 7.2 6.3 4.9 4.8 4.3 4.1 4.3
Cerebrovascular Disease 6.7 4.9 5.1 6.3 7.2 7.3 7.2 7.2 7.1 6.9 6.8 7.0
PVD 7.8 6.1 6.3 7.7 8.4 8.6 8.3 7.9 9.1 7.1 7.4 7.8
COPD 13.6 8.0 7.3 9.7 11.1 12.9 12.7 15.1 15.2 17.7 17.2 17.0
Congestive heart failure 14.7 13.4 13.5 14.5 15.1 15.4 16.0 14.9 16.0 15.5 11.9 15.0
Diabetes Type II 19.8 15.4 15.4 18.3 18.2 18.3 19.4 20.3 21.5 22.4 21.3 23.1
Current Smoker 26.5 25.4 23.7 26.0 25.1 25.9 27.9 27.6 26.8 26.9 27.1 27.8
Prior MI 45.5 50.0 46.9 51.3 48.0 45.4 46.9 42.3 45.4 44.4 32.7 51.8
Hypertension 57.4 50.4 51.4 49.0 50.4 49.8 56.6 57.2 60.3 66.4 63.2 66.8
Hyperlipidemia 59.9 37.0 38.5 44.2 49.5 50.4 54.7 65.0 71.1 73.9 76.7 75.7
INDICATION FOR CATH             
Stable Angina 31.4 29.4 30.9 29.7 31.0 29.1 27.6 28.2 34.0 34.1 33.7 35.3
Unstable Angina 25.6 31.7 29.1 27.5 26.2 26.4 27.8 26.2 24.2 24.5 27.5 14.3
MI 31.6 21.0 23.7 30.8 29.0 28.1 30.9 32.3 35.0 35.0 31.7 43.2
Other 11.5 17.9 16.4 12.1 13.7 16.4 13.7 13.4 6.8 6.5 7.1 7.2