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Table 5 Overview of hospital potential revenue before and after the re-coding process

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

  

Total revenue**

Mean**

Minimum**

Maximum**

t value

p value

All Cases

Before

1,672,922.13

3508.45

1020.24

39,993.00

−2.648

0.008

After

2,327,226.07

5015.57

0.00

233,318.94

Medical

Before

351,450.99

3003.85

1020.24

15,836.25

−3.044

0.003

After

437,255.91

3363.51

1160.19

24,547.17

Surgical

Before

619,472.01

5340.27

1530.00

39,993.00

0.753

0.453

After

625,701.30

6257.01

1524.42

30,273.31

O&G

Before

395,988.45

3413.69

2614.74

14,767.00

−0.768

0.444

After

414,226.06

3480.89

2614.74

14,767.00

Paediatric

Before

261,010.68

2269.66

1412.00

6098.51

−2.398

0.018

After

850,042.00

7798.56

1343.00

233,318.97

Ungroupable Cases*

Before

20,773.00

3462.17

1412.00

5518.00

5.945

0.002

After

0.00

0.00

0.00

0.00

  1. *All ungroupable cases were originally grouped under Paediatric Discipline
  2. **All amount are shown in Malaysian Ringgit (MYR)