Table 1.

Changes in RAPID-3 and its component measures during the study.

Measure (possible range)Baseline*Followup*Mean Change*SRM (95% CI)Mean Change by Subjective Improvement in Overall Arthritis Statusp (ANOVA)
Improved, n = 167Stayed the Same, n = 59Worsened, n = 24
RAPID-3 (0–30)16.3 ± 6.311.1 ± 6.7−5.2 ± 6.5−0.79 (−0.71 to −0.88)−7.2−2.01.0< 0.0001
PtGA (0–10)5.5 ± 2.53.7 ± 2.4−1.8 ± 2.6−0.68 (−0.60 to −0.77)−2.5−0.70.3< 0.0001
Pain (0–10)6.0 ± 2.54.0 ± 2.7−2.1 ± 3.0−0.69 (−0.61 to −0.78)−3.0−0.80.2< 0.0001
HAQ-DI (0–10)4.7 ± 2.43.3 ± 2.5−1.3 ± 2.0−0.65 (−0.58 to −0.72)−2.1−0.30.2< 0.0001
  • * Mean ± SD.

  • Transformed from the original 0–3 scale. RAPID-3: Routine Assessment of Patient Index Data 3; SRM: standardized response mean; HAQ-DI: Health Assessment Questionnaire–Disability Index; PtGA: patient’s global assessment.