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What is the meaning of the codes for origin (source of event data) in DCCT MS5event?

April 26, 2017Data dcct event origin source

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What is the meaning of the codes for origin (source of event data) in DCCT MS5event?

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A. CALCULATED = Derived from automated comparison of multiple reporting forms; HARDCODE = Coded explicitly in setup program; used for events not captured by variables on the usual reporting forms (for example, silent MIs reported by letter from the Central ECG Reading Unit); MASTER = Master data set of DCCT patient status (principally used for deaths); 0034, 0033, 0032 = Successive versions of the DCCT annual clinic visit form (Forms 003.4, 003.3, and 003.2); 0204 = DCCT intercurrent event form (Form 020.4); 0217, 0216 = Successive versions of the DCC’T quarterly visit form (Forms 021.7 and 021.6); 0241 = Automated review of ECG results reported by- the CERU using the Minnesota codes (DCCT Form 024.1).