Table 2 Descriptive statistics of the H(A), H(B), and UR entropic measures between ICD-9-CM and ICD-10-CM
From: Entropic measures of complexity in a new medical coding system
| Â | Forward mapping | Backward mapping | ||||
|---|---|---|---|---|---|---|
| Â | From ICD-9-CM to ICD-10-CM | From ICD-10-CM to ICD-9-CM | ||||
| Â | H(A) | H(B) | UR | H(A) | H(B) | UR |
Count | 14567 | 14567 | 14567 | 69823 | 69823 | 69823 |
Mean | 0.52 | 0.30 | 0.33 | 0.30 | 0.07 | 0.12 |
Std | 1.26 | 0.69 | 0.72 | 1.01 | 0.28 | 0.36 |
Min | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
25% | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
50% | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
75% | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Max | 13.10 | 9.06 | 9.06 | 7.31 | 3.58 | 3.58 |