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Table 4 Factors influencing coding errors

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
Disciplines
 Medical 1.043 0.441 0.018 5.594 2.839 1.196 - 6.739
 O&G 1.340 0.486 0.006 7.604 3.819 1.473 - 9.901
 Paediatric 0.329 0.370 0.375 0.787 1.389 0.672 - 2.870
Incomplete Admission Form 5.371 0.764 < 0.001 49.391 215.014 48.096 - 962.022
Incomplete Discharge Summary 5.369 0.764 < 0.001 49.346 143.056 40.323 - 507.521
Severity Levels
 II 0.628 0.387 0.105 2.663 1.875 0.878 - 4.005
 III 1.101 0.745 0.139 2.187 3.008 0.699 - 12.946
Coders’more and equals to 10 years Lengths of Service 0.322 0.405 0.427 0.631 1.379 0.624–3.049
Coders’ with less than 5 Coding Trainings Session 0.490 0.313 0.117 2.453 1.632 0.884 - 3.015
Non-Degree Coders −0.322 0.405 0.427 0.631 0.725 0.328–1.603