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Table 2 Variable definitions in cost model

From: A framework for the estimation and reduction of hospital readmission penalties using predictive analytics

C Total cost of Diagnostic Related Group (DRG)
C np Total cost of DRG for new patient(s) under analysis
ω Risk adjustment factor
R Number of readmissions for current fiscal period
P Number of total patients in DRG for current fiscal period
ρ Expected rate
\( \hat{\rho } \) Predicted rate
p r Probability of needing readmission
N Number of new patients under consideration
Ns Number of new patients to select for intervention
p s Probability of intervention success
\( \bar{c}_{t} \) Average cost of patient intervention (i.e. home healthcare professional)