Table 1 |
||
|
Demographic data for ankylosing spondylitis patients and healthy controls |
||
|
Ankylosing spondylitis patients (n = 39) |
Healthy controls (n = 42) |
|
|
|
||
|
Age (years) |
47 (20 to 85) |
39 (27 to 70) |
|
Male |
82 |
52 |
|
HLA-B27 |
76 |
Not available |
|
Disease duration (years) |
22 (2 to 62) |
Not applicable |
|
Ethnicity |
||
|
Caucasian |
77 |
54 |
|
Asian |
8 |
36 |
|
Hispanic |
15 |
10 |
|
|
||
|
Data presented as mean (range) or percentage. |
||
|
Matzkies et al. Arthritis Research & Therapy 2012 14:R261 doi:10.1186/ar4106 |
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