Age (yr)†a
| |
0.994 (0.975 to 1.014)
|
0.561
| |
**
|
Gender
|
Female
|
1
|
-
| |
-
|
|
Male
|
0.503 (0.321 to 0.787)
|
0.003
|
0.406 (0.251 to 0.657)
|
0.000
|
Duration of symptoms (yr)†
| |
0.981 (0.959 to 1.002)
|
0.082
| |
**
|
HLA-B27
|
Negative
|
1
|
-
| |
-
|
|
Positive
|
0.823 (0.468 to 1.448)
|
0.500
| |
***
|
Peripheral arthritis
|
Absent
|
1
|
-
| |
-
|
|
Present
|
0.382 (0.176 to 0.830)
|
0.015
|
0.320 (0.144 to 0.712)
|
0.005
|
BASDAI (range 0 to 10)‡b
| |
1.162 (1.016 to 1.329)
|
0.028
|
1.225 (1.053 to 1.424)
|
0.008
|
ASDAS‡b
| |
1.005 (0.759 to 1.330)
|
0.974
| |
**
|
Physician's GDA (range 0 to 10)‡b
| |
0.907 (0.816 to 1.008)
|
0.070
| |
**
|
Patient's GDA (range 0 to 10)‡a
| |
1.075 (0.958 to 1.208)
|
0.219
| |
**
|
ESR (mm/h)‡a
| |
0.987 (0.974 to 0.999)
|
0.039
|
0.983 (0.969 to 0.997)
|
0.018
|
CRP (mg/l)‡b
| |
0.986 (0.972 to 1.000)
|
0.049
| |
*
|
BASFI (range 0 to 10)‡
| |
1.045 (0.935 to 1.168)
|
0.438
| |
***
|
Chest expansion (cm)‡a
| |
0.986 (0.903 to 1.076)
|
0.753
| |
**
|
Modified Schober test (cm)‡
| |
1.189 (1.036 to 1.365)
|
0.014
| |
**
|
Occiput to wall distance (cm)‡a
| |
0.971 (0.938 to 1.006)
|
0.971
| |
**
|
Lateral lumbar flexion L (cm)‡
| |
1.018 (0.973 to 1.066)
|
0.434
| |
***
|
Lateral lumbar flexion R (cm)‡
| |
1.016 (0.971 to 1.062)
|
0.498
| |
***
|
TNF-α blocking agent
|
ETA
|
1
|
-
| |
-
|
|
IFX
|
0.847 (0.441 to 1.627)
|
0.618
| |
***
|
|
ADA
|
1.334 (0.769 to 2.314)
|
0.305
| |
***
|