TABLE 2

Classification of Disease Complexity Based on Progressive and Body System Flags and Frequency of Encounters Observed in Administrative Data

CategoryLeast Conservative VersionMore Conservative VersionMost Conservative Version
C-CD
 Progressive condition≥1 claim≥1 claim≥1 claim
 Malignancy≥1 claim≥1 claim≥1 claim
 Other≥1 claim per body system for 2 different body systems during the measurement period a ≥2 claims per body system for 2 different body systems during the measurement period a ≥1 claim per body system per year for 2 different body systems during the measurement period a
NC-CD
≥1 claim for a single body system not flagged as progressive during the measurement period a ≥2 claims for a single body system not flagged as progressive during the measurement period a ≥1 claim per single body system per year not flagged as progressive during the measurement period a
Without CD
None of the above during the measurement period a None of the above during the measurement period a None of the above during the measurement period a
  • a In the current study, a 3-year measurement period was used (January 1, 2009–December 31, 2011).