Table 1.

Characteristics of study population at dialysis initiation

Participant Characteristica
Age (yr)56.2 (13.7)
Women44.3
African-American raceb65.8
Marital status
 Married/domestic partner33.7
 Single26.7
 Separated/divorced27.3
 Widowed12.1
Household size2 (2, 4)
Highest education level
 Grade school or less34.4
 High school22.0
 Postsecondary43.6
Working16.1
Smoke cigarettes, ever21.0
Alcohol use, current17.2
BMI (kg/m2)28.3 (24.4, 34.3)
Comorbidities (n)3 (2, 4)
 Diabetes58.1
 Hypertension98.6
 Heart failure30.8
 Atherosclerotic disease24.4
 Cardiovascular disease, other24.1
 Cerebrovascular disease20.1
 Peripheral vascular disease7.5
 Asthma/COPD22.7
 HCV/HBV14.4
 Cancer history (prior 5–10 yr)c2.3
Time on dialysis (mo)2.1 (1.4, 3.1)
Never saw nephrologist before dialysis initiation22.7
  • Data are presented as the percentage, mean (SD), or median (interquartile range). BMI, body mass index; COPD, chronic obstructive pulmonary disease; HCV, hepatitis C viral infection; HBV, hepatitis B viral infection.

  • a N=348. Values are given as the percentage of the total study sample unless otherwise specified.

  • b African-American race is compared with non–African-American race, which is 92.4% Caucasian, 3.4% Asian/Asian American, 1.7% American Indian/Alaskan Native, and 2.5% other.

  • c Excludes those with a history within the prior 5 years and those with a history of only nonmelanoma skin cancer.