Table 2.
Univariate and multivariate analyses of lower extremity microcalcification
| Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|
| Characteristic | Beta | 95% CI | P value | Beta | 95% CI | P value |
| Femoral-popliteal artery | ||||||
| Age | 0.00 | − 0.05, 0.05 | 0.95 | |||
| Body mass index | 0.05 | − 0.01, 0.12 | 0.12 | |||
| Sex (male) | − 0.57 | − 1.7, 0.56 | 0.32 | |||
| Diabetes mellitus | 1.6 | 0.42, 2.7 | 0.009 | 1.5 | 0.29, 2.8 | 0.017 |
| Chronic kidney disease | 1.2 | 0.08, 2.3 | 0.035 | 1.1 | − 0.01, 2.2 | 0.053 |
| Statin use | − 1.6 | − 2.9, − 0.25 | 0.021 | − 1.6 | − 2.9, − 0.37 | 0.012 |
| CT calcium mass | 0.0004 | − 0.00, 0.00 | 0.064 | 0.0004 | 0.00, 0.00 | 0.028 |
| Anterior tibial artery | ||||||
| Age | 0.01 | − 0.02, 0.03 | 0.63 | |||
| Body mass index | 0.05 | 0.01, 0.09 | 0.009 | |||
| Sex (male) | 0.35 | − 0.28, 1.0 | 0.27 | |||
| Diabetes mellitus | 0.92 | 0.29, 1.5 | 0.005 | 0.71 | 0.02, 1.4 | 0.044 |
| Chronic kidney disease | 0.76 | 0.15, 1.4 | 0.015 | 0.60 | 0.00, 1.2 | 0.051 |
| Statin use | − 0.58 | − 1.3, 0.18 | 0.13 | − 0.70 | − 1.4, 0.01 | 0.052 |
| CT calcium mass | 0.001 | − 0.004, 0.002 | 0.15 | 0.0009 | − 0.00, 0.00 | 0.18 |
| Tibioperoneal trunk | ||||||
| Age | 0.00 | − 0.04, 0.05 | 0.84 | |||
| Body mass index | 0.09 | 0.03, 0.15 | 0.005 | |||
| Sex (male) | 0.53 | − 0.54, 1.6 | 0.32 | |||
| Diabetes mellitus | 1.8 | 0.74, 2.8 | 0.001 | 1.4 | 0.27, 2.6 | 0.017 |
| Chronic kidney disease | 1.8 | 0.77, 2.7 | < 0.001 | 1.5 | 0.52, 2.5 | 0.003 |
| Statin use | − 1.0 | − 2.3, 0.23 | 0.11 | − 1.3 | − 2.5, − 0.07 | 0.039 |
| CT calcium mass | 0.001 | − 0.004, 0.008 | 0.58 | 0.0009 | − 0.005, 0.007 | 0.763 |
| Posterior tibial artery | ||||||
| Age | 0.00 | − 0.02, 0.03 | 0.78 | |||
| Body mass index | 0.06 | 0.03, 0.09 | < 0.0001 | |||
| Sex (male) | 0.58 | 0.03, 1.1 | 0.038 | |||
| Diabetes mellitus | 0.90 | 0.34, 1.5 | 0.002 | 0.60 | 0.01, 1.2 | 0.046 |
| Chronic kidney disease | 0.77 | 0.24, 1.3 | 0.006 | 0.57 | 0.07, 1.1 | 0.026 |
| Statin use | − 0.24 | − 0.93, 0.45 | 0.49 | − 0.39 | − 1.0, 0.22 | 0.21 |
| CT calcium mass | 0.0009 | − 0.001, 0.003 | 0.434 | 0.0009 | − 0.001, 0.003 | 0.344 |
| Peroneal artery | ||||||
| Age | 0.00 | − 0.03, 0.03 | 0.78 | |||
| Body mass index | 0.08 | 0.04, 0.11 | < 0.001 | |||
| Sex (male) | 0.40 | − 0.29, 1.1 | 0.25 | |||
| Diabetes mellitus | 1.1 | 0.37, 1.8 | 0.003 | 0.63 | − 0.09, 1.3 | 0.087 |
| Chronic kidney disease | 1.1 | 0.52, 1.8 | < 0.001 | 0.91 | 0.33, 1.5 | 0.003 |
| Statin use | − 0.11 | − 1.0, 0.73 | 0.79 | − 0.28 | − 1.0, 0.47 | 0.45 |
| CT calcium mass | 0.00003 | − 0.003, 0.004 | 0.987 | 0.0015 | − 0.002, 0.005 | 0.387 |
Bold value indicates P<0.05