Table 4.

Classification of disease activity state according to distribution-based thresholds versus observed self-categorization.

Time HorizonClassification Based on Distribution-based ThresholdsRemissionLDA/PASSNot in Any LDA State
6 monthsn = 103n = 223n = 163
Flare count = 0 (n = 128)68 (53%, 66%) a582
Flare count = 1–2 (n = 171)2699 (58%, 44%) a46
Flare count > 2 (n = 190)966115 (61%, 71%) a
12 monthsn = 94n = 215n = 172
Flare count = 0 (n = 84)48 (57%, 51%) a342
Flare count = 1–3 (n = 164)2893 (56%, 43%) a43
Flare count > 3 (n = 233)1888127 (54%, 74%) a
  • aValues show row and then column percentages. LDA: low disease activity; PASS: patient acceptable symptom state.