Table 4

Three-year HAQ-DI mean (SD) according to remission or LDA in disease activity score at 6 months and 1 and 2 years

Disease activity measure/status3-year HAQ-DI mean (SD)
No. observedRemissionLDAp Value
Status at 6 months
 SDAI2390.26 (0.46)0.33 (0.41)0.0225
 CDAI2380.26 (0.46)0.32 (0.40)0.0375
 DAS282410.27 (0.42)0.42 (0.47)0.0021
Status at 1 year
 SDAI3010.23 (0.43)0.43 (0.52)0.0002
 CDAI2940.22 (0.39)0.44 (0.53)<0.0001
 DAS282940.31 (1.47)0.45 (0.53)0.0036
Status at 2 years
 SDAI3300.23 (0.41)0.49 (0.51)<0.0001
 CDAI3350.24 (0.42)0.47 (0.51)<0.0001
 DAS283240.33 (0.49)0.41 (0.47)0.0710
  • CDAI, Clinical Disease Activity Index; DAS28, Disease Activity Index in 28 Joints; HAQ-DI, Health Assessment Questionnaire Disability Index; LDA, low disease activity; SDAI, simple Disease Activity Index. p<0.05 values are shown in bold.