Table 1.

Baseline characteristics of the study populations by case–control status

Variable CKD progression
case (n = 75)
CKD progression
control (n = 75)
P-valueMortality
case (n = 75)
Survivor
control (n = 75)
P-value
Age, years58.4 (9.5)57.6 (9.8)0.6263.7 (7.4)62.6 (8.1)0.41
Female, n (%)37 (49.3)39 (52.0)0.7427 (36.0)26 (34.7)0.86
Race, n (%)
 White19 (25.3)17 (22.7)35 (46.7)36 (48.0)
 Black47 (62.7)49 (65.3)35 (46.7)34 (45.3)
 Hispanic7 (9.3)8 (10.7)4 (5.3)4 (5.3)
 Other2 (2.7)1 (1.3)0.931 (1.3)1 (1.3)1.00
eGFR—CRIC equation, mL/min/1.73 m233.2 (22.3–38.1)34.4 (28.0–38.8)0.1433.4 (23.3–42.6)33.7 (25.5–41.7)0.99
Proteinuria, g/24 h1.2 (0.4–3.9)1.0 (0.3–2.4)0.230.3 (0.1–0.8)0.3 (0.1–1.0)0.85
Urea, mg/dL32.0 (26.0–46.0)30.0 (24.0–38.0)0.0536.0 (27.0–46.0)33.0 (26.0–43.0)0.61
Albumin, g/dL3.9 (3.6–4.1)3.9 (3.7–4.3)0.244.0 (3.7–4.3)4.1 (3.9–4.3)0.20
HDL, mg/dL45.0 (36.0–55.0)44.0 (37.0–58.0)0.9043.0 (34.0–54.0)46.0 (39.0–55.0)0.23
MPOa, pmol/L121.0 (90.7–195.1)119.4 (86.8–176.3)0.42112.1 (85.3–144.6)116.1 (83.6–138.7)0.67
BMI, kg/m232.3 (7.8)34.4 (7.8)0.0831.6 (6.4)32.6 (9.5)0.44
Systolic blood pressure, mmHg135.7 (25.1)129.5 (22.7)0.11129.8 (25.5)125.8 (19.5)0.29
Current smoking, n (%)21 (28.0)9 (12.0)0.0119 (25.3)8 (10.7)0.02
Diabetes, n (%)46 (61.3)43 (57.3)0.6247 (62.7)40 (53.3)0.25
CVD, n (%)37 (49.3)29 (38.7)0.1940 (53.3)30 (40.0)0.10
PVD, n (%)8 (10.7)5 (6.7)0.389 (12.0)6 (8.0)0.41
Cause of CKD, n (%)
 Diabetes21 (28.0)23 (30.7)25 (33.3)21 (28.0)
 Hypertension14 (18.7)14 (18.7)0.8011 (14.7)12 (16.0)0.90
 Other8 (10.7)11 (14.7)10 (13.3)12 (16.0)
 Do not know32 (42.7)27 (36.0)29 (38.7)30 (40.0)
 C-Alb, mmol/mol6.9 (5.3–9.6)5.0 (4.3–7.1)0.00037.1 (5.4–10.3)6.5 (5.2–8.5)0.14
Variable CKD progression
case (n = 75)
CKD progression
control (n = 75)
P-valueMortality
case (n = 75)
Survivor
control (n = 75)
P-value
Age, years58.4 (9.5)57.6 (9.8)0.6263.7 (7.4)62.6 (8.1)0.41
Female, n (%)37 (49.3)39 (52.0)0.7427 (36.0)26 (34.7)0.86
Race, n (%)
 White19 (25.3)17 (22.7)35 (46.7)36 (48.0)
 Black47 (62.7)49 (65.3)35 (46.7)34 (45.3)
 Hispanic7 (9.3)8 (10.7)4 (5.3)4 (5.3)
 Other2 (2.7)1 (1.3)0.931 (1.3)1 (1.3)1.00
eGFR—CRIC equation, mL/min/1.73 m233.2 (22.3–38.1)34.4 (28.0–38.8)0.1433.4 (23.3–42.6)33.7 (25.5–41.7)0.99
Proteinuria, g/24 h1.2 (0.4–3.9)1.0 (0.3–2.4)0.230.3 (0.1–0.8)0.3 (0.1–1.0)0.85
Urea, mg/dL32.0 (26.0–46.0)30.0 (24.0–38.0)0.0536.0 (27.0–46.0)33.0 (26.0–43.0)0.61
Albumin, g/dL3.9 (3.6–4.1)3.9 (3.7–4.3)0.244.0 (3.7–4.3)4.1 (3.9–4.3)0.20
HDL, mg/dL45.0 (36.0–55.0)44.0 (37.0–58.0)0.9043.0 (34.0–54.0)46.0 (39.0–55.0)0.23
MPOa, pmol/L121.0 (90.7–195.1)119.4 (86.8–176.3)0.42112.1 (85.3–144.6)116.1 (83.6–138.7)0.67
BMI, kg/m232.3 (7.8)34.4 (7.8)0.0831.6 (6.4)32.6 (9.5)0.44
Systolic blood pressure, mmHg135.7 (25.1)129.5 (22.7)0.11129.8 (25.5)125.8 (19.5)0.29
Current smoking, n (%)21 (28.0)9 (12.0)0.0119 (25.3)8 (10.7)0.02
Diabetes, n (%)46 (61.3)43 (57.3)0.6247 (62.7)40 (53.3)0.25
CVD, n (%)37 (49.3)29 (38.7)0.1940 (53.3)30 (40.0)0.10
PVD, n (%)8 (10.7)5 (6.7)0.389 (12.0)6 (8.0)0.41
Cause of CKD, n (%)
 Diabetes21 (28.0)23 (30.7)25 (33.3)21 (28.0)
 Hypertension14 (18.7)14 (18.7)0.8011 (14.7)12 (16.0)0.90
 Other8 (10.7)11 (14.7)10 (13.3)12 (16.0)
 Do not know32 (42.7)27 (36.0)29 (38.7)30 (40.0)
 C-Alb, mmol/mol6.9 (5.3–9.6)5.0 (4.3–7.1)0.00037.1 (5.4–10.3)6.5 (5.2–8.5)0.14
a

All values derived from CRIC Y1 study visit with exception of MPO derived at CRIC Study baseline. Categorical data are n (%). Continuous measures are means (SDs). Laboratory values are median (quartiles 1–3). Standardized differences are presented in Supplementary data, Table S1.

BMI, body mass index; PVD, peripheral vascular disease.

Table 1.

Baseline characteristics of the study populations by case–control status

Variable CKD progression
case (n = 75)
CKD progression
control (n = 75)
P-valueMortality
case (n = 75)
Survivor
control (n = 75)
P-value
Age, years58.4 (9.5)57.6 (9.8)0.6263.7 (7.4)62.6 (8.1)0.41
Female, n (%)37 (49.3)39 (52.0)0.7427 (36.0)26 (34.7)0.86
Race, n (%)
 White19 (25.3)17 (22.7)35 (46.7)36 (48.0)
 Black47 (62.7)49 (65.3)35 (46.7)34 (45.3)
 Hispanic7 (9.3)8 (10.7)4 (5.3)4 (5.3)
 Other2 (2.7)1 (1.3)0.931 (1.3)1 (1.3)1.00
eGFR—CRIC equation, mL/min/1.73 m233.2 (22.3–38.1)34.4 (28.0–38.8)0.1433.4 (23.3–42.6)33.7 (25.5–41.7)0.99
Proteinuria, g/24 h1.2 (0.4–3.9)1.0 (0.3–2.4)0.230.3 (0.1–0.8)0.3 (0.1–1.0)0.85
Urea, mg/dL32.0 (26.0–46.0)30.0 (24.0–38.0)0.0536.0 (27.0–46.0)33.0 (26.0–43.0)0.61
Albumin, g/dL3.9 (3.6–4.1)3.9 (3.7–4.3)0.244.0 (3.7–4.3)4.1 (3.9–4.3)0.20
HDL, mg/dL45.0 (36.0–55.0)44.0 (37.0–58.0)0.9043.0 (34.0–54.0)46.0 (39.0–55.0)0.23
MPOa, pmol/L121.0 (90.7–195.1)119.4 (86.8–176.3)0.42112.1 (85.3–144.6)116.1 (83.6–138.7)0.67
BMI, kg/m232.3 (7.8)34.4 (7.8)0.0831.6 (6.4)32.6 (9.5)0.44
Systolic blood pressure, mmHg135.7 (25.1)129.5 (22.7)0.11129.8 (25.5)125.8 (19.5)0.29
Current smoking, n (%)21 (28.0)9 (12.0)0.0119 (25.3)8 (10.7)0.02
Diabetes, n (%)46 (61.3)43 (57.3)0.6247 (62.7)40 (53.3)0.25
CVD, n (%)37 (49.3)29 (38.7)0.1940 (53.3)30 (40.0)0.10
PVD, n (%)8 (10.7)5 (6.7)0.389 (12.0)6 (8.0)0.41
Cause of CKD, n (%)
 Diabetes21 (28.0)23 (30.7)25 (33.3)21 (28.0)
 Hypertension14 (18.7)14 (18.7)0.8011 (14.7)12 (16.0)0.90
 Other8 (10.7)11 (14.7)10 (13.3)12 (16.0)
 Do not know32 (42.7)27 (36.0)29 (38.7)30 (40.0)
 C-Alb, mmol/mol6.9 (5.3–9.6)5.0 (4.3–7.1)0.00037.1 (5.4–10.3)6.5 (5.2–8.5)0.14
Variable CKD progression
case (n = 75)
CKD progression
control (n = 75)
P-valueMortality
case (n = 75)
Survivor
control (n = 75)
P-value
Age, years58.4 (9.5)57.6 (9.8)0.6263.7 (7.4)62.6 (8.1)0.41
Female, n (%)37 (49.3)39 (52.0)0.7427 (36.0)26 (34.7)0.86
Race, n (%)
 White19 (25.3)17 (22.7)35 (46.7)36 (48.0)
 Black47 (62.7)49 (65.3)35 (46.7)34 (45.3)
 Hispanic7 (9.3)8 (10.7)4 (5.3)4 (5.3)
 Other2 (2.7)1 (1.3)0.931 (1.3)1 (1.3)1.00
eGFR—CRIC equation, mL/min/1.73 m233.2 (22.3–38.1)34.4 (28.0–38.8)0.1433.4 (23.3–42.6)33.7 (25.5–41.7)0.99
Proteinuria, g/24 h1.2 (0.4–3.9)1.0 (0.3–2.4)0.230.3 (0.1–0.8)0.3 (0.1–1.0)0.85
Urea, mg/dL32.0 (26.0–46.0)30.0 (24.0–38.0)0.0536.0 (27.0–46.0)33.0 (26.0–43.0)0.61
Albumin, g/dL3.9 (3.6–4.1)3.9 (3.7–4.3)0.244.0 (3.7–4.3)4.1 (3.9–4.3)0.20
HDL, mg/dL45.0 (36.0–55.0)44.0 (37.0–58.0)0.9043.0 (34.0–54.0)46.0 (39.0–55.0)0.23
MPOa, pmol/L121.0 (90.7–195.1)119.4 (86.8–176.3)0.42112.1 (85.3–144.6)116.1 (83.6–138.7)0.67
BMI, kg/m232.3 (7.8)34.4 (7.8)0.0831.6 (6.4)32.6 (9.5)0.44
Systolic blood pressure, mmHg135.7 (25.1)129.5 (22.7)0.11129.8 (25.5)125.8 (19.5)0.29
Current smoking, n (%)21 (28.0)9 (12.0)0.0119 (25.3)8 (10.7)0.02
Diabetes, n (%)46 (61.3)43 (57.3)0.6247 (62.7)40 (53.3)0.25
CVD, n (%)37 (49.3)29 (38.7)0.1940 (53.3)30 (40.0)0.10
PVD, n (%)8 (10.7)5 (6.7)0.389 (12.0)6 (8.0)0.41
Cause of CKD, n (%)
 Diabetes21 (28.0)23 (30.7)25 (33.3)21 (28.0)
 Hypertension14 (18.7)14 (18.7)0.8011 (14.7)12 (16.0)0.90
 Other8 (10.7)11 (14.7)10 (13.3)12 (16.0)
 Do not know32 (42.7)27 (36.0)29 (38.7)30 (40.0)
 C-Alb, mmol/mol6.9 (5.3–9.6)5.0 (4.3–7.1)0.00037.1 (5.4–10.3)6.5 (5.2–8.5)0.14
a

All values derived from CRIC Y1 study visit with exception of MPO derived at CRIC Study baseline. Categorical data are n (%). Continuous measures are means (SDs). Laboratory values are median (quartiles 1–3). Standardized differences are presented in Supplementary data, Table S1.

BMI, body mass index; PVD, peripheral vascular disease.

Close
This Feature Is Available To Subscribers Only

Sign In or Create an Account

Close

This PDF is available to Subscribers Only

View Article Abstract & Purchase Options

For full access to this pdf, sign in to an existing account, or purchase an annual subscription.

Close