Table 2.
Multiple logistic regression analysis of factors associated with AAC.
| Model 1 | Model 2 | Model 3 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| OR | 95% CI | p-value | OR | 95% CI | p-value | OR | 95% CI | p-value | |
| Age (years) | 1.04 | 0.99–1.10 | 0.13 | 1.04 | 0.99–1.10 | 0.18 | 1.04 | 0.99–1.10 | 0.12 |
| Body weight (kg) | 0.98 | 0.92–1.05 | 0.54 | 0.96 | 0.90–1.03 | 0.35 | 0.97 | 0.90–1.04 | 0.33 |
| Percentage body fat (%) | 1.03 | 0.95–1.13 | 0.50 | 0.96 | 0.85–1.09 | 0.80 | 0.95 | 0.84–1.10 | 0.47 |
| Hemodialysis duration (years) | 1.02 | 0.85–1.22 | 0.85 | 1.07 | 0.90–1.28 | 0.50 | 1.04 | 0.86–1.27 | 0.66 |
| Diabetes (yes vs. no) | 7.75 | 2.51–233.97 | <0.001 | 7.52 | 2.53–22.36 | <0.001 | 9.17 | 2.81–29.91 | <0.001 |
| Corrected calcium (mg/dL) | 1.03 | 0.51–2.09 | 0.94 | 0.84 | 0.43–1.67 | 0.63 | 0.94 | 0.45–1.93 | 0.86 |
| Phosphate (mg/dL) | 1.00 | 0.65–1.55 | 0.98 | 1.07 | 0.70–1.63 | 0.76 | 1.04 | 0.67–1.61 | 0.86 |
| Log{intact PTH (pg/mL)} | 2.27 | 0.72–7.20 | 0.16 | 2.03 | 0.69–5.94 | 0.20 | 2.83 | 0.85–9.44 | 0.09 |
| Log{hs-CRP (μg/dL)} | 1.84 | 0.85–4.02 | 0.12 | 1.88 | 0.88–4.04 | 0.11 | 1.80 | 0.81–3.98 | 0.15 |
| Log{leptin (ng/mL)} | 3.13 | 0.30–33.14 | 0.34 | 8.54 | 0.61–119.00 | 0.11 | |||
| Log{adiponectin (μg/mL)} | 9.76 | 1.13–84.36 | 0.04 | 16.31 | 1.70–156.41 | 0.02 | |||
| R2 = 0.20, p < 0.001 | R2 = 0.22, p < 0.001 | R2 = 0.24, p < 0.001 | |||||||
AAC: abdominal aortic calcification, OR: odds ratio, 95% CI: 95% confidence intervals, PTH: parathyroid hormone, hs-CRP: high-sensitivity C-reactive protein.