CK-MB (primary care)
Name ckmb_cat_gprd
Chapter Circulatory disease/Myocardial infarction
Definition
GPRD record of CK-MB with categorical results
Data Type Categorical
Data sources GPRD
Repeated Yes
Valid event date range 01/01/1900 - 25/03/2010
Agreed 08.04.2011 (Revision 1)
Category Definition
0 Test not done
1 Results normal
2 Results potentially abnormal
3 Results abnormal
4 Results not recorded
5 Code conflict (normal/potentially abnormal)
6 Code conflict (normal/abnormal)
7 Code conflict (potentially abnormal/abnormal)
Implementation
IF Read code in ckmb_cat_gprd codelist, THEN ckmb_cat_gprd = appropriate category

IF Read code in ckmb_cat_gprd codelist, AND enttype = 288 or 438,

THEN ckmb_cat_gprd = appropriate category based on data4;

IF Read code in ckmb_cat_gprd codelist, AND enttype = 332,

THEN ckmb_cat_gprd = appropriate category based on data1;

ELSE ckmb_cat_gprd = 0
Codelist version1
Codelist authorsJulie George, Emily Herrett, Liam Smeeth, Harry Hemingway
Creation date05 May 2011
Category (code) Clinical code Clinical term Datasource lookup
Results not recorded (4) 44H8.00 Serum creatinine phosphokinase MB isoenzyme level 14350
Results not recorded (4) 44HJ.00 Plasma creatinine phosphokinase MB isoenzyme level 49201
Results not recorded (4) 44l5.00 MB/total creatine kinase ratio 43046
comments powered by Disqus