Table 2 Changes of BASDAI, pain VAS scores, and Morning stiffness-VAS scores
wIRA group (n = 120) | Control group (n = 120) | Difference d | t-statistic | P value | 95% CI | |
|---|---|---|---|---|---|---|
BASDAI | ||||||
Before T* | 8.33 ± 0.71 | 8.36 ± 0.74 | − 0.04 ± 0.35 | − 0.632 | 0.531 | − 0.15~0.08 |
After T | 7.65 ± 0.65 | 7.90 ± 0.62 | − 0.26 ± 0.56 | − 2.907 | 0.000 | − 0.44~− 0.08 |
Difference d | 0.68 ± 0.46 | 0.45 ± 0.49 | – | 0.35 ± 0.50 | – | – |
95% CI | 0.53~0.83 | 0.30~0.61 | – | 0.24–0.47 | – | – |
P value | 0.000 | 0.000 | – | 0.000 | – | – |
Pain VAS scores | ||||||
Before T | 8.85 ± 0.48 | 8.82 ± 0.45 | 0.03 ± 0.34 | 0.605 | 0.549 | − 0.08~0.14 |
After T | 7.30 ± 0.65 | 7.77 ± 0.46 | − 0.46 ± 0.54 | − 5.436 | 0.000 | − 0.63~− 0.29 |
Difference d | 1.55 ± 0.49 | 1.05 ± 0.35 | – | 0.27 ± 0.48 | – | – |
95% CI | 1.39~1.70 | 0.94~1.16 | – | 0.16–0.37 | – | – |
P value | 0.000 | 0.000 | – | 0.000 | – | – |
Morning stiffness VAS scores | ||||||
Before T | 8.81 ± 0.46 | 8.75 ± 0.50 | 0.06 ± 0.37 | 1.071 | 0.291 | − 0.06~0.18 |
After T | 7.26 ± 0.59 | 7.80 ± 0.55 | − 0.54 ± 0.55 | − 6.205 | 0.000 | − 0.72~− 0.36 |
Difference d | 1.55 ± 0.50 | 0.95 ± 0.35 | – | 0.28 ± 0.50 | – | – |
95% CI | 1.38~1.71 | 0.83~1.06 | – | 0.17–0.39 | – | – |
P value | 0.000 | 0.000 | – | 0.000 | – | – |