Table 1.
Comparison of clinical parameters according to arterial microcalcification.
| Clinical parameters | All patients (n = 82) number (%) |
AMiC-negative (n = 49) number (%) |
AMiC-positive (n = 33) number (%) |
P |
|---|---|---|---|---|
| Age (years)1 | ||||
| Mean ± SD | 58.9 ± 14.6 | 54.8 ± 15.9 | 64.8 ± 10.1 | 0.002 |
| Sex | ||||
| Men | 43 (52.4) | 25 (51.0) | 18 (54.5) | 0.754 |
| Women | 39 (47.6) | 24 (49.0) | 15 (45.5) | |
| BMI (kg/m2)2 | ||||
| Mean ± SD | 23.5 ± 3.3 | 23.4 ± 3.4 | 23.5 ± 3.3 | 0.863 |
| Chronic kidney disease | ||||
| Diabetes | 44 (53.7) | 16 (32.7) | 28 (84.8) | 0.001 |
| Nondiabetes | 38 (46.3) | 33 (67.3) | 5 (15.2) | |
| Dialysis prior to vascular access creation | 67 (81.7) | 39 (79.6) | 28 (84.8) | 0.546 |
| HD duration before Op1 | ||||
| Mean ± SD (months) | 2.5 ± 7.8 | 1.7 ± 5.1 | 3.5 ± 10.6 | 0.304 |
| Kt/V2 | 1.42 ± 0.25 | 1.41 ± 0.22 | 1.43 ± 0.28 | 0.770 |
| Residual renal function1 (mL/min) | 4.92 ± 4.62 | 4.25 ± 4.05 | 5.90 ± 5.30 | 0.114 |
| Phosphate binder | ||||
| Calcium | 57 (69.5) | 32 (65.3) | 25 (75.8) | 0.313 |
| Noncalcium | 14 (17.1) | 8 (16.3) | 6 (18.2) | 0.827 |
| Vitamin D | 19 (23.2) | 14 (28.6) | 5 (15.2) | 0.158 |
| Lipid-lowering agents | 27 (32.9) | 14 (28.6) | 13 (39.3) | 0.306 |
AMiC: arterial microcalcification; BMI: body mass index; HD: hemodialysis; Op: operation for vascular access.
1These parameters were compared using Mann-Whitney U test and 2these parameters were compared using Student's t-test.