TABLE 2

FROM:

Impact of surgeon and surgical center characteristics on choice of permanent vascular access

Ann M O'Hare, R Adams Dudley, Denise M Hynes, Charles E Mcculloch, Daniel Navarro, Philip Colin, Kevin Stroupe, Joseph Rapp and Kirsten L Johansen

Table 2. Characteristics of the study sample

Patient characteristics (N = 1114)	Percent or meanSDa
Age years	6412
Female gender	1%
Race
Caucasian	50%
African American	43%
Hispanic	5%
Other	<2%
Dialysis dependent at time of first access placement	49%
History of diabetes	58%
History of hypertension	93%
History of coronary artery disease	36%
History of congestive heart failure	28%
History of peripheral vascular disease	24%
History of cerebrovascular disease	18%
Center characteristics (N = 74)
Census region
Northeast	18%
South	40%
Midwest	22%
West	20%
Center volume (number of initial procedures/year)
<10	27%
11–20	40%
21–30	22%
>30	11%
Surgeons per center
1	28%
2	28%
3	20%
4	23%
Chronic dialysis unit on-site	73%
Surgeon characteristics (N = 182)
Male gender	92%
Vascular surgeons	58%
Years of experience
10	16%
11–15	19%
16–20	23%
21–25	12%
>25	29%
Surgeon volume (number of procedures/year)
1–5	59%
6–10	25%
11–20	12%
>20	4%

^a Standard deviation. Percentages may not add up to 100% due to rounding.