Observational Study
Copyright ©The Author(s) 2019.
World J Nephrol. Feb 21, 2019; 8(2): 33-43
Published online Feb 21, 2019. doi: 10.5527/wjn.v8.i2.33
Table 1 Baseline characteristics n (%)
CharacteristicsAlleGFR (mL/min/1.73 m2)
P-value
≥ 9060-8930-59< 30
N131922979 (22.6)4870 (36.9)4397 (33.3)946 (7.2)
Age (yr), mean ± SD60.7 ± 10.354.1 ± 8.559.4 ± 9.665.4 ± 9.266.0 ± 10.0< 0.001
Male4012 (30.4)860 (28.9)1587 (32.6)1303 (29.6)262 (27.7)< 0.001
Duration of diabetes (yr), mean ± SD7.4 ± 4.86.1 ± 4.17.0 ± 4.58.3 ± 5.19.1 ± 5.4< 0.001
Waist circumference (cm), mean ± SD88.6 ± 10.488.9 ± 10.688.7 ± 10.388.5 ± 10.387.4 ± 101.6< 0.01
Hypertension9741 (73.8)1935 (65.0)3466 (71.2)3575 (81.3)765 (80.9)< 0.001
Smoking467 (3.5)127 (4.3)203 (4.2)117 (2.7)20 (2.1)< 0.001
CAD621 (4.7)76 (2.6)205 (4.2)269 (6.1)71 (7.5)< 0.001
CVD273 (2.1)42 (1.4)94 (1.9)104 (2.4)33 (3.5)< 0.001
PAD24 (0.2)5 (0.2)5 (0.1)8 (0.2)6 (0.6)< 0.01
Antiplatelets8067 (61.4)1569 (52.9)2974 (61.3)2923 (66.8)601 (64.0)< 0.001
Metformin9756 (74.0)2592 (87.0)4066 (83.5)2894 (65.8)204 (21.6)< 0.001
Sulfonylurea8751 (66.3)2070 (69.5)3460 (71.0)2882 (65.5)339 (35.8)< 0.001
Insulin2866 (21.7)493 (16.5)765 (15.7)1050 (23.9)558 (59.0)< 0.001