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Table 3 Discretized attributes not in APACHE III

From: Rough set theory based prognostic classification models for hospice referral

Attribute Description Categorization
scoma Minor (,9]
  Moderate (9,44]
  Severe (44,)
pafi Normal [ 300,)
  Severe defect in gas exchange [ 200,300)
  Acute respiratory distress syndrome [ 0,200)
hday Short (,44]
  Long (44,]