Not enough emphasis on age. Patient's socioeconomic status should be used. Type of admission and admission diagnosis should be used. Not Economically Meaningful Length of stay,not cost used as major grouping variable, e.g., Western Pennsylvania Study. Used historical consumption of days, and hence is a norm not a standard.
Inpatient use only.
Length of stay Use of sample data'for construction of MDCs and DRGs. Used full data set for statistical and reliability-procedures. Individual patient costs -Used to determine whether there was a variation in patient costs in the defined DRGs. LA 70803-3300 Tel.