Table 5. Comparison of differences in weights with results of other studies: 1985-87.
Year | Number and percent of cases with absolute differences less than or equal to 5 and 10 percent | |||
---|---|---|---|---|
| ||||
5 percent | 10 percent | |||
|
|
|||
Number of cases | Percent of cases | Number of cases | Percent of cases | |
1985 | 1,247,354 | 70.4 | 1,708,427 | 96.4 |
1986 | 1,200,708 | 66.6 | 1,696,615 | 94.1 |
1987 | 1,173,972 | 66.3 | 1,658,672 | 93.7 |
Other studies and year studied | ||||
Cotterill, Bobula, and Connerton (1981) | 1,651,603 | 89.5 | 1,834,828 | 99.4 |
Rogowski and Byrne (1984) | 680,818 | 71.9 | 914,006 | 96.6 |
Price (1986) | 5,619,499 | 62.2 | 8,328,826 | 92.1 |
NOTE: All results based on a case-weighted average diagnosis-related group weight.
SOURCE: Upper panel source is Carter, G.M., and Farley, D.O., RAND, Santa Monica, California, 1991; lower panel sources as shown.