- Relationships of demographic and clinical parameters of patients in the AxSpA group with GDF-15 level and epicardial adipose tissue thickness values (N=44).
| Characteristics | GDF-15 | EAT thickness |
|---|---|---|
| GDF-15 | 1 | 0.196 |
| Age (years) | 0.318** | 0.050 |
| BMI (kg/m2) | -0.056 | -0.085 |
| Disease duration (years) | 0.345* | 0.072 |
| WBC (103/ µL) | 0.103 | -0.96 |
| ESR (mm/h) | 0.127 | 0.082 |
| Hemoglobin(g/dL) | 0.015 | 0.039 |
| CRP (mg/dL) | -0.040 | 0.182 |
| Platelet count(103/µL) | 0.112 | 0.059 |
| Smoking duration | 0.091 | -0.126 |
| Chest expansion | -0.101 | -0.191 |
| BASDAI | 0.131 | 0.182 |
| BASFI | 0.334* | 0.084 |
| BASMI | 0.135 | 0.004 |
| ASQoL | 0.155 | -0.073 |
| EF (%) | 0.153 | -0.026 |
| EAT thickness | 0.196 | 1 |
AxSpA: axial spondyloarthritis; BMI: body mass index, ASQoL: Ankylosing Spondylitis Quality of Life questionnaire, GDF-15: growth differentiation factor 15, BASMI: Bath Ankylosing Spondylitis Metrology Index, WBC: white blood cell, BASFI: Bath Ankylosing Spondylitis Functional Index, EF: ejection fraction, EAT: epicardial adipose tissue, BASDAI: Bath Ankylosing Spondylitis Disease Activity Index; ESR, erythrocyte sedimentation rate, CRP: c-reactive protein