Table 1.

Baseline characteristics of incident dialysis patients pre- and post-eGFR reporting

CharacteristicPre-eGFR ReportingPost-eGFR ReportingP Value
N966612,542
Patient characteristics
 Age, mean±SD (yr)64.4±15.164.8±15.00.10
 Age categories, % (N)0.43
  Age<60 yr33.3 (3220)32.8 (4120)
  Age=60–73 yr34.2 (3307)33.9 (4246)
  Age>73 yr32.5 (3139)33.3 (4176)
 Sex, % men58.4 (5646)60.3 (7558)0.01
 Body mass index, mean±SD26.8±6.127.7±6.7<0.001
 Distance from facility, % (N)0.001
  <50 km79 (7447)81.1 (9954)
  50–150 km13.9 (1329)12.4 (1528)
  >150 km7.1 (676)6.5 (795)
 Race, % (N)<0.001
  Caucasian73.6 (7110)69.2 (8677)
  East Asian7.2 (696)7.6 (949)
  Aboriginal3.5 (343)4.1 (513)
  Other12.6 (1218)14.8 (1860)
  Unknown3.1 (299)4.3 (543)
 Comorbidities, % (N)
  Angina27.3 (2635)21.0 (2636)<0.001
  Acute coronary syndrome24.4 (2359)23.0 (2885)0.02
  Pulmonary edema27.6 (2663)25.2 (3159)<0.001
  Diabetes mellitus46.8 (4523)47.7 (5978)0.20
  Stroke15.1 (1464)15.2 (1904)0.96
  Peripheral vascular disease21.7 (2098)19.2 (2402)<0.001
  Malignancy12.0 (1164)14.9 (1869)<0.001
  Lung disease11.8 (1139)12.1 (1518)0.48
  Hypertension medications87.9 (8493)86.4 (10,842)0.002
  Current smoker14.7 (1299)14.9 (1567)0.79
  Coronary artery bypass graft13.9 (1343)16.7 (2095)<0.001
  Serious illness11.7 (1128)16.9 (2114)<0.001
 Cause of ESRD % (N)<0.001
  Hypertension20.3 (1965)22.3 (2801)
  Diabetes mellitus38.2 (3689)35.6 (4466)
  GN16.1 (1559)13.7 (1717)
  Other17.4 (1677)19.7 (2480)
  Unknown8 (776)8.6 (1078)
 Hemoglobin, mean±SD (g/L)103.8±17.9102.1±17.1<0.001
 Albumin, mean±SD (g/L)30.0±8.030.3±8.00.15
 Phosphorous, mean±SD (mmol/L)1.93±0.651.90±0.650.003
 Peritoneal dialysis, % (N) within 90 d27.0 (2605)25.1 (25.1)0.002
Facility characteristics
 AVF at initiation of dialysis, % (N)17.0 (1639)15.0 (1879)<0.001