Table 1.

Characteristics of the cohort used for model development

Characteristicsn (%)
Total patients31,564 (100)
Mean age, years (SD)61.73 (15)
Sex
 Men15,847 (50)
 Women15,717 (50)
Race
 White16,093 (51)
 Black13,763 (44)
 Other1708 (5)
Primary cause of ESKD
 Diabetes14,100 (45)
 Hypertension9234 (29)
 Glomerulonephritis3715 (12)
 Other4515 (14)
Mean dialysis duration, years (SD)5.04 (5)
Dialysis access type
 Catheter6547 (21)
 Fistula25,017 (79)
Mean hospitalization daysa (SD)9.44 (16)
Mean weight, kg (SD)76.28 (22)
Comorbid conditiona
 Diabetes20,184 (64)
 ASHD12,659 (40)
 CHF12,835 (41)
 CVA/TIA5052 (16)
 PVD10,888 (35)
 Dysrhythmia8912 (28)
 Other cardiac8814 (28)
 COPD7675 (24)
 GI bleeding3596 (11)
 Liver disease2316 (7)
 Cancer2686 (9)
Inflammatory conditionsa
 Glomerulonephritis2840 (9)
 Chronic infections1597 (5)
 Crohn’s disease147 (0.5)
 Ulcerative colitis143 (0.5)
 Hepatitis C1291 (4)
 Gout2255 (7)
 Rheumatoid arthritis505 (2)
  • ASHD, atherosclerotic heart disease; CHF, congestive heart failure; CVA/TIA, cerebrovascular accident/transient ischemic attack; PVD, peripheral vascular disease; COPD, chronic obstructive pulmonary disease; GI, gastrointestinal.

  • aDuring 6-month baseline.