From: Assessing the performance of a method for case-mix adjustment in the Korean Diagnosis-Related Groups (KDRG) system and its policy implications
Validity pattern
Total N (%)
R-Squareda (%)
Valid
9 (6.52)
32.18
Partially valid
26 (18.84)
40.81
Not valid
103 (74.64)
35.41
Total (n)
138 (100)
36.21