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Table 1 Baseline characteristics of 32057 eligible participants, by CKD status

From: Chronic kidney disease and the risk of cancer: an individual patient data meta-analysis of 32,057 participants from six prospective studies

  CKD status (CKD EPI-estimated GFR (mL/min/1.73 m2)) Dialysis (n = 3023)
Greater than 75 (n = 9594) 60 to 75 (n = 6681) 45 to 60 (n = 4931) Less than 45 (n = 7828)
Age at baseline (years) 63 (8) 67 (8) 70 (9) 65 (12) 60 (12)
Male 5983 (62 %) 3739 (56 %) 2266 (46 %) 4521 (58 %) 1918 (63 %)
Ethnicity
 White 5570 (58 %) 4985 (75 %) 3801 (77 %) 5744 (73 %) 2163 (72 %)
 Asian 3847 (40 %) 1555 (23 %) 1035 (21 %) 1701 (22 %) 564 (19 %)
 Other/not specified 177 (2 %) 141 (2 %) 95 (2 %) 381 (5 %) 298 (10 %)
Higher education 110 (1 %) 605 (9 %) 886 (18 %) 1835 (23 %) 660 (22 %)
Ever smoked 4683 (49 %) 3179 (48 %) 2221 (45 %) 3841 (49 %) 1505 (50 %)
Body mass index (kg/m2) 27.2 (4.9) 27.3 (4.8) 27.2 (4.9) 27.5 (5.5) 26.5 (5.9)
Systolic blood pressure (mm Hg) 144 (25) 145 (21) 146 (21) 142 (22) 138 (24)
Diastolic blood pressure (mm Hg) 83 (20) 82 (11) 82 (11) 80 (12) 78 (13)
MDRD-estimated GFR (mL/min/1.73 m2) 94.4 (22.0) 68.7 (4.5) 55.5 (4.5) 25.7 (12.2) -
CKD EPI-estimated GFR (mL/min/1.73 m2) 89.1 (9.6) 67.4 (4.3) 53.4 (4.2) 24.3 (11.7) -
Total cholesterol (mg/dL) 203 (44) 210 (47) 215 (48) 196 (48) 179 (45)
Triglycerides (mg/dL) 170 (121) 169 (115) 176 (113) 202 (136) 205 (164)
Follow-up time (years) 5.0 (4.4–5.1) 5.0 (4.4–5.5) 5.0 (4.4–10.4) 4.5 (3.9–54) 4.4 (3.2–5.4)
  1. Mean (SD), median (IQR) or n (%) shown