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Table 1 Number of stays in which comorbidities (ICD-10 codes) were detected by the algorithm using the drug prescriptions

From: Combining information from a clinical data warehouse and a pharmaceutical database to generate a framework to detect comorbidities in electronic health records

 

ENT dataset

General dataset

Stays

(n = 122)

ICD-10

codes

(n = 730)

Stays

(n = 4312)

ICD-10

codes

(n = 4932)

Comorbidities detected using the drug prescriptions; number (%)

30 (24.5)

339 (46.4)

1362 (31.6)

1271 (25.8)

Missing comorbidities; number (%)

92 (75.4)

2950 (68.4)

Suggested comorbidities

n = 92

 

n = 285b

 

 Suggested comorbidities, confirmed; number (%)

41 (44.6)

58 (+7.9 a)

58 (20.3)

76 (+6.0 a)

 Added major comorbidity; number (%)

12/41 (29.2)

12 (+1.6a)

18/58 (31.0)

29 (+2.3 a)

  1. aImprovement after code addition. bRandom sample from the general dataset. ENT: Ear, Nose, Throat; ICD-10: International Classification of Diseases, 10th revision