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Table 2 Top 10 conditions of SNOMED-CT inpatient conditions in the raw versus the CDM data format

From: The impact of standardizing the definition of visits on the consistency of multi-database observational health research

 

Raw data

CDM data

SNOMED-CT concept

CCAE PR (%)

Optum PR (%)

SD

CCAE PR (%)

Optum PR (%)

SD

Essential hypertension

0.84

0.90

0.006

0.87

0.84

0.002

Single live birth

0.80

1.02

0.024

0.80

0.99

0.020

Mother delivered

0.72

0.82

0.011

0.72

0.79

0.008

FTND

0.58

0.64

0.007

0.60

0.62

0.003

Chest pain

0.44

0.50

0.008

0.51

0.46

0.007

Abdominal pain

0.41

0.50

0.015

0.50

0.45

0.007

Hyperlipidemia

0.39

0.39

0.001

0.40

0.36

0.007

GERD

0.33

0.30

0.005

0.34

0.28

0.011

T2DM

0.32

0.35

0.004

0.34

0.32

0.003

Dyspnea

0.26

0.32

0.011

0.31

0.29

0.004

  1. CCAE = Truven MarketScan Commercial Claims and Encounters; Optum = Optum Clinformatics; CDM = Observational Medical Outcomes Partnership (OMOP) Common Data Model; FTND = Full term normal delivery; GERD = Gastro-esophageal reflux disease; T2DM = Type 2 diabetes mellitus; PR = Prevalence; SD = Standardized Difference.