Table 3

The precision of ICD9 and HITEx for principal diagnosis and co-morbidity extraction.

ICD9

HITEx

ICD9 and HITEx

ICD9 or HITEx


Exclude Insufficient Data

Principal

82.32%

82.28%

81.06%

87.41%

Co-morbidity

53.46%

69.71%

69.88%

64.63%

Insufficient Data = Yes

Principal

75.64%

75.03%/

75.01%

78.24%

Co-morbidity

50.99%

64.51%

65.00%

60.63%

Insufficient Data = No

Principal

79.69%

79.35%

79.22%

83.19%

Co-morbidity

50.53%

64.11%

62.48%

60.14%


Zeng et al. BMC Medical Informatics and Decision Making 2006 6:30   doi:10.1186/1472-6947-6-30

Open Data