Skip to main content

Table 1 Baseline characteristics stratified by eGFR level

From: Cohort profile: Canadian study of prediction of death, dialysis and interim cardiovascular events (CanPREDDICT)

Variables

All

eGFR Level

Pvalue

< 20 ml/min

20-29 ml/min

≥ 30 ml/min

N

2402

533 (22%)

933 (39%)

936 (40%)

 

Age (in years)

68.1 (12.7)

66.9 (13.5)

68.7 (12.6)

68.3 (12.3)

0.033

Gender (% Male)

1502 (63%)

311 (58%)

569 (61%)

622 (66%)

0.004

Race (% Caucasian)

2142 (89%)

471 (88%)

834 (89%)

837 (89%)

0.79

Diabetes

1160 (48%)

251 (47%)

480 (51%)

429 (46%)

0.043

Primary Kidney Disease

     

 Diabetic Nephropathy

699 (29%)

167 (31%)

291 (31%)

241 (26%)

<0.0001

 Hypertensive Nephropathy

637 (27%)

124 (23%)

248 (27%)

265 (28%)

 Glomerulonephritis

273 (11%)

75 (14%)

104 (11%)

94 (10%)

 Polycystic Kidney Disease

103 (4%)

29 (5%)

33 (4%)

41 (4%)

 Other

690 (29%)

138 (26%)

254 (28%)

295 (32%)

eGFR mL/min/1.73m 2

27.9 (9.0)

16.8 (2.0)

24.9 (2.9)

37.2 (5.6)

<0.0001

Albumin g/L

40.4 (4.2)

39.7 (4.5)

40.4 (4.1)

40.8 (4.3)

<0.0001

Hemoglobin g/L

122 (16)

117 (14)

123 (14)

127 (17)

<0.0001

Cholesterol mmol/L

4.25 (1.17)

4.13 (1.21)

4.28 (1.09)

4.29 (1.23)

0.17

Calcium mmol/L

2.30 (0.14)

2.27 (0.15)

2.30 (0.14)

2.32 (0.14)

<0.0001

Phosphate mmol/L

1.22 (0.26)

1.37 (0.26)

1.22 (0.22)

1.13 (0.24)

<0.0001

1,84 Parathyroid Hormone pg/mL

44 (21–69)

76 (46–122)

41 (31–85)

33 (20–48)

<0.0001

Bicarbonate mmol/L

25.4 (3.6)

24.1 (4.0)

25.1 (3.4)

26.6 (3.2)

<0.0001

ACR mg/mmol

16 (3–88)

54 (13–209)

18 (3–87)

7 (2–43)

<0.0001

ACR

     

 < 3.4 mg/mmol

632 (27%)

50 (11%)

222 (25%)

348 (36%)

<0.0001

 3.4-33.9 mg/mmol

818 (34%)

137 (30%)

321 (36%)

347 (36%)

 34.0-113.0 mg/mmol

410 (17%)

109 (24%)

157 (17%)

137 (14%)

 > 113.0 mg/mmol

512 (22%)

167 (36%)

198 (22%)

137 (14%)

Cystatin C ng/mL

1888 (539)

2419 (469)

1957 (424)

1519 (373)

<0.0001

ADMA μM

0.543 (0.113)

0.557 (0.117)

0.548 (0.113)

0.529 (0.112)

<0.0001

NT-pro-BNP pg/mL

465 (186–1359)

771 (297–2350)

515 (227–1235)

314 (130–940)

<0.0001

CRP mg/L

2.9 (1.2-6.7)

3.4 (1.4-7.3)

2.9 (1.1-6.7)

2.7 (1.1-6.1)

0.026

TGF β1 pg/mL

19838 (15919–25085)

18343 (14365–22865)

19803 (15936–24729)

21043 (16678–26467)

<0.0001

IL6 μg/L

4.4 (1.0-7.1)

4.8 (1.0-7.8)

4.5 (1.0-7.2)

4.1 (1.0-6.7)

<0.0001

Troponin I > LLD

910 (37%)

244 (44%)

360 (38%)

306 (31%)

<0.0001

25-hydroxyvitamin D ng/mL

23.9 (16.3-33.4)

21.2 (14.4-30.9)

23.7 (16.0-33.5)

26.0 (17.9-35.0)

<0.0001

  1. *LLD: Lower Detection Limit.