Table 1 Baseline characteristics of patients according to the presence or absence of abdominal aortic calcification
Variables | All (n = 150) | Presence of AAC (n = 91) | Absence of AAC (n = 59) | P |
|---|---|---|---|---|
Age (years) | 60.37 ± 13.98 | 65.86 ± 11.47 | 51.92 ± 11.33 | < 0.001 |
Age (n, %) | < 0.001 | |||
< 65 | 87 (58.00) | 37 (40.66) | 50 (84.75) | |
≥ 65 | 63 (42.00) | 54 (59.34) | 9 (15.25) | |
Gender (n, %) | 0.765 | |||
Female | 74 (49.33) | 44 (48.35) | 30 (50.85) | |
Male | 76 (50.67) | 47 (51.65) | 29 (49.15) | |
Cardiovascular disease (n, %) | 37 (24.67) | 19 (12.67) | 18 (12.00) | 0.181 |
Cerebrovascular disease (n, %) | 17 (11.33) | 12 (8.00) | 5 (3.33) | 0.374 |
Use of Vitamin D (n, %) | 54 (36.00) | 29 (31.87) | 25 (42.37) | 0.224 |
Hypertention (n, %) | 125 (83.33) | 81 (54.00) | 44 (29.33) | 0.012 |
Diabetes (n, %) | 64 (42.67) | 50 (33.33) | 14 (9.33) | < 0.001 |
PD vintage (months) | 24 (16,39) | 30 (17,43) | 20 (5,31) | 0.015 |
BMI (kg/m2) | 23.04 ± 3.74 | 23.53 ± 3.75 | 22.27 ± 3.21 | 0.043 |
BMI (n, %) | 0.073 | |||
< 18.50 | 14 (9.33) | 6 (6.59) | 8 (13.56) | |
18.50–23.99 | 80 (53.34) | 45 (49.45) | 35 (59.32) | |
≥ 24.00 | 56 (37.33) | 40 (43.96) | 16 (27.12) | |
SBP (mmHg) | 129.48 ± 17.60 | 127.36 ± 13.94 | 130.85 ± 19.57 | 0.236 |
DBP (mmHg) | 77.66 ± 11.57 | 74.65 ± 10.72 | 82.32 ± 11.37 | < 0.001 |
Pulse pressure (mmHg) | 51.81 ± 16.36 | 56.21 ± 17.68 | 45.03 ± 11.21 | < 0.001 |
Urinary output (ml/day) | 350 (100,753) | 300 (100,600) | 600 (200,900) | 0.004 |
Dialysate glucose load (g/day) | 156.34 ± 40.62 | 162.64 ± 42.20 | 146.62 ± 36.29 | 0.021 |
Dialysate calcium load (g/day) | 0.47 ± 0.10 | 0.46 ± 0.11 | 0.47 ± 0.09 | 0.233 |
Total Kt/V(/week) | 1.88 (1.62,2.12) | 1.93 (1.71,2.21) | 1.80 (1.58,2.11) | 0.825 |
nPCR (g/d) | 1.12 ± 0.25 | 1.10 ± 0.26 | 1.14 ± 0.23 | 0.334 |
HB (g/L) | 114.53 ± 8.13 | 113.66 ± 7.97 | 115.88 ± 8.25 | 0.102 |
ALB (g/L) | 38.77 ± 3.22 | 38.11 ± 3.00 | 39.78 ± 3.31 | 0.002 |
Ferritin (ng/ml) | 588.8 (374.1,796.3) | 649.3 (386.4,813.6) | 528.3 (342.7,787.8) | 0.165 |
Ca (mmol/L) | 2.32 ± 0.27 | 2.32 ± 0.29 | 2.31 ± 0.25 | 0.941 |
P (mmol/L) | 1.49 ± 0.32 | 1.52 ± 0.34 | 1.43 ± 0.29 | 0.100 |
iPTH (pg/ml) | 140.20 (64.00,266.63) | 140.40 (53.90,287.00) | 140.00 (93.10,250.90) | 0.570 |
ALP (U/L) | 72.84 (57.88,92.25) | 74.50 (60.50,97.00) | 72.00 (56.00,90.00) | 0.143 |
CO2 (mmol/L) | 27.53 ± 2.61 | 27.19 ± 2.90 | 28.04 ± 2.00 | 0.052 |
TG (mmol/L) | 1.82 (1.33,2.50) | 1.92 (1.47,2.84) | 1.54 (1.15,2.15) | 0.002 |
TG (n, %) | 0.012 | |||
< 1.70 | 65 (43.33) | 32 (35.16) | 33 (55.93) | |
≥ 1.70 | 85 (56.67) | 59 (64.84) | 26 (44.07) | |
LDL-C (mmol/L) | 2.85 ± 0.75 | 2.86 ± 0.79 | 2.83 ± 0.69 | 0.837 |
All-cause deaths | 79 (52.67%) | 64 (42.67) | 15 (10.00) | < 0.001 |
Cardiovascular deaths | 36 (24.00) | 30 (20.00) | 6 (4.00) | < 0.001 |
Modality of dialysis (n, %) | 0.355 | |||
CAPD | 136 (90.67) | 82 (90.11) | 54 (91.53) | |
IPD | 9 (6.00) | 7 (7.69) | 2 (3.39) | |
APD | 5 (3.33) | 2 (2.20) | 3 (5.08) |