Table 4.
Univariate logistic regression analyses of clinical factors for hypertension among the 167 AS patients.
| Clinical factors | Hypertension | |
|---|---|---|
| Odds ratio (OR) (95% CI) | P value | |
| Age (yr) (n = 167) | 1.093 (1.050–1.137) | <.001* |
| Male gender (n = 167) | 1.185 (0.446–3.153) | .733 |
| Onset age (y/o) (n = 159) | 1.028 (0.996–1.060) | .084 |
| Disease duration (yr) (n = 159) | 1.055 (1.020–1.091) | .002* |
| ESR (mm/h) (n = 165) | 1.023 (0.999–1.047) | .061 |
| CRP (mg/dL) (n = 166) | 1.018 (0.726–1.427) | .917 |
| BASDAI (n = 163) | 0.895 (0.712–1.125) | .342 |
| ASDAS-ESR (n = 161) | 1.154 (0.748–1.783) | .517 |
| ASDAS-CRP (n = 162) | 0.926 (0.622–1.378) | .926 |
| BASFI (n = 165) | 1.300 (1.035–1.623) | .024* |
| BAS-G (n = 167) | 1.027 (0.896–1.178) | .700 |
| BASMI (n = 153) | 1.341 (1.096–1.641) | .004* |
| Tragus-to-wall distance (cm) (n = 166) | 1.065 (1.002–1.132) | .041* |
| Modified Schober index (cm) (n = 166) | 0.902 (0.755–1.079) | .259 |
| Intermalleolar distance (cm) (n = 167) | 0.972 (0.955–0.989) | .001* |
| Cervical rotation (degree) (n = 156) | 0.986 (0.973–0.999) | .031* |
| Lateral lumbar flexion (cm) (n = 167) | 0.919 (0.866–0.975) | .005* |
| Fingertip-to-floor distance (cm) (n = 167) | 1.018 (0.992–1.044) | .175 |
| Chest expansion (cm) (n = 167) | 0.782 (0.614–0.996) | .046* |
| Occiput-to-wall distance (cm) (n = 167) | 1.079 (1.017–1.145) | .012* |
| BASRI-total (n = 156) | 1.219 (1.051–1.413) | .009* |
| m-SASSS (n = 156) | 1.053 (1.030–1.077) | <.001* |
| Uveitis (n = 167) | 1.446 (0.651–3.211) | .365 |
| TNF-αblocker use (n = 167) | 2.069 (0.716–5.975) | .179 |
| Regular NSAIDs use (n = 166) | 0.520 (0.225–1.202) | .126 |
| NSAIDs use (n = 166) | 0.381 (0.245–1.542) | .300 |
| Regular DMARDs use (n = 166) | 0.743 (0.348–1.586) | .443 |
| DMARDs use (n = 166) | 1.444 (0.624–3.345) | .391 |
| Regular exercise (n = 167) | 2.011 (0.947–4.270) | .069 |
| Current smoker (n = 164) | 0.292 (0.231–1.588) | .308 |
| Ever smoker (n = 164) | 0.793 (0.366–1.719) | .556 |
| Diabetes mellitus (n = 167) | 5.255 (1.500–18.405) | .009* |
| Hypercholesterolemia (n = 167) | 4.233 (1.152–15.562) | .030* |
| Waist circumference (WC) (cm) (n = 165) | 1.059 (1.024–1.095) | .001* |
| Body mass index (BMI) (kg/m2) (n = 166) | 1.185 (1.080–1.301) | <.001* |
| Waist to Height Ratio (WtHR) (n = 164) | 142,906.709 (390.072–52,355,269.7) | <.001* |
Listwise deletion for missing data.
AS = ankylosing spondylitis, ASDAS-CRP = Ankylosing Spondylitis Disease Activity Score with CRP, ASDAS-ESR = Ankylosing Spondylitis Disease Activity Score with ESR, BASDAI = Bath Ankylosing Spondylitis Disease Activity Index, BASFI = Bath Ankylosing Spondylitis Functional Index, BAS-G = Bath Ankylosing Spondylitis Patient Global Score, BASMI = Bath Anklyosing Spondylitis Metrology Index, BASRI = Bath Ankylosing Spondylitis Radiology Index, m-SASSS = modified Stoke Ankylosing Spondylitis Spinal Score.
*
Statistical significances.