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Table 6 Factors influencing accuracy of the assignment of hospital tariff

From: Potential loss of revenue due to errors in clinical coding during the implementation of the Malaysia diagnosis related group (MY-DRG®) Casemix system in a teaching hospital in Malaysia

Variables B S.E p value Wald OR 95% Confidence limits
 Coding Error of Primary Diagnosis Code 0.798 0.201 < 0.001 15.804 2.221 1.499 - 3.292
 Coding Error of Secondary Diagnosis Code 1.698 0.255 < 0.001 44.210 5.465 3.313–9.017
 Coding Error of Primary Procedure Code 0.156 0.274 0.570 0.322 1.168 0.683 - 1.999
 Coding Error of Secondary Procedure Code 0.568 0.198 0.004 8.221 1.764 0.197 - 2.601
 Coding Error with the Error in the Assignment of Severity Level 4.181 0.520 <0.001 64.604 65.416 23.601 - 181.314
Coding Error with Incomplete Admission Form 2.026 0.474 < 0.001 18.252 7.583 2.994 - 19.209
Coding Error with Incomplete Discharge Summary 2.023 0.448 < 0.001 17.362 6.478 2.690 - 15.601