. 2019 Jun-Jul;12(4):188–197.

Table 5.

Comparison of the Deyo System and the CDMF ICD-9 Performance: October 2014-September 2015 Panel

Comparing CCI scores within subpopulation identified with HIV/AIDS by Deyo system
Presence of AIDS according to CDMF ICD-9 system	CCI instrument	Mean CCI (95% CI)
HIV infection without AIDS (N = 1049)	Deyo CCI	11.10 (10.95-11.24)
HIV infection without AIDS (N = 1049)	New CCI	8.22 (8.07-8.37)
HIV infection with AIDS (N = 241)	Deyo CCI	12.34 (11.97-12.70)
HIV infection with AIDS (N = 241)	New CCI	12.76 (12.37-13.15)
Prevalence of diabetes within overall panel (N = 2,038,848)
Subpopulation	CCI instrument	Patients with diabetes, % (95% CI)
Diabetes	Deyo CCI	32.25 (32.18-32.31)
Diabetes	New CCI	32.44 (32.38-32.50)
Mild-to-moderate	Deyo CCI	19.17 (19.12-19.22)
Mild-to-moderate	New CCI	18.41 (18.35-18.46)
Severe	Deyo CCI	13.08 (13.03-13.12)
Severe	New CCI	14.03 (13.99-14.08)
Comparison of CCI scores within subpopulation identified with renal disease by Deyo system
*Disease severity per CDMF ICD-9* system**	CCI instrument	Mean CCI (95% CI)
Mild/moderate renal disease (N = 337,119)	Deyo CCI	7.70 (7.69-7.70)
Mild/moderate renal disease (N = 337,119)	New CCI	7.05 (7.05-7.06)
Severe renal disease (N = 44,703)	Deyo CCI	8.51 (8.49-8.54)
Severe renal disease (N = 44,703)	New CCI	9.89 (9.87-9.91)

CCI indicates Charlson Comorbidity Index; CI, confidence interval; ICD-9, International Classification of Diseases, Ninth Revision.