Skip to main content

Table 1 Second-order CFA model results

From: Functional Assessment of Chronic Illness Therapy-Fatigue is a reliable and valid measure in patients with active ankylosing spondylitis

Time point

N

Bentler’s CFI

Standardized path coefficient, median (range)*

Study 1

   

Baseline

204

0.92

0.82 (0.53–0.95)

Week 2

203

0.94

0.84 (0.56–0.96)

Week 4

200

0.91

0.85 (0.57–0.96)

Week 8

198

0.95

0.85 (0.55–0.97)

Week 12

194

0.93

0.85 (0.58–0.96)

Study 2

   

Baseline

268

0.92

0.81 (0.44–0.95)

Week 2

264

0.91

0.79 (0.42–0.95)

Week 4

265

0.94

0.83 (0.46–0.94)

Week 8

266

0.95

0.88 (0.49–0.95)

Week 12

264

0.93

0.86 (0.43–0.95)

Week 16

264

0.93

0.85 (0.48–0.94)

  1. CFA, confirmatory factor analysis; CFI, comparative fit index
  2. *All standardized path coefficients were statistically significant (p < 0.05)
  3. NCT01786668 (phase 2 study)
  4. NCT03502616 (phase 3 study)