Age (yr)†a
| |
0.982 (0.959 to 1.006)
|
0.150
|
0.972 (0.947 to 0.998)
|
0.035
|
Gender
|
Female
|
1
|
-
| |
-
|
|
Male
|
2.166 (1.185 to 3.958)
|
0.012
|
3.151 (1.580 to 6.285)
|
0.001
|
Duration of symptoms (yr)†
| |
1.001 (0.976 to 1.028)
|
0.914
| |
***
|
HLA-B27
|
Negative
|
1
|
-
| |
-
|
|
Positive
|
0.779 (0.363 to 1.675)
|
0.523
| |
***
|
Peripheral arthritis
|
Absent
|
1
|
-
| |
-
|
|
Present
|
2.120 (0.876 to 5.129)
|
0.096
| |
**
|
BASDAI (range 0 to 10)‡
| |
0.946 (0.793 to 1.129)
|
0.538
| |
***
|
ASDAS‡
| |
1.458 (0.992 to 2.144)
|
0.055
| |
*
|
Physician's GDA (range 0 to 10)‡
| |
1.122 (0.983 to 1.282)
|
0.089
| |
**
|
Patient's GDA (range 0 to 10)‡a
| |
1.029 (0.882 to 1.201)
|
0.714
| |
**
|
ESR (mm/h)‡a
| |
1.016 (1.000 to 1.032)
|
0.049
|
1.023 (1.005 to 1.041)
|
0.014
|
CRP (mg/l)‡
| |
1.021 (1.003 to 1.040)
|
0.025
| |
*
|
BASFI (range 0 to 10)‡
| |
0.939 (0.816 to 1.081)
|
0.382
| |
***
|
Chest expansion (cm)‡a
| |
1.081 (0.948 to 1.233)
|
0.243
| |
**
|
Modified Schober test (cm)‡
| |
1.026 (0.861 to 1.224)
|
0.773
| |
***
|
Occiput to wall distance (cm)‡a
| |
0.981 (0.942 to 1.022)
|
0.364
| |
**
|
Lateral lumbar flexion L (cm)‡
| |
1.027 (0.965 to 1.092)
|
0.402
| |
***
|
Lateral lumbar flexion R (cm)‡
| |
1.029 (0.968 to 1.094)
|
0.352
| |
***
|
TNF-α blocking agent
|
ETA
|
1
|
-
| |
-
|
|
IFX
|
2.045 (0.780 to 5.364)
|
0.146
| |
**
|
|
ADA
|
0.938 (0.476 to 1.846)
|
0.852
| |
**
|