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. 2011 Sep;6(9):2157–2164. doi: 10.2215/CJN.01820211

Table 1.

Percentage of chronic kidney disease patients residing in different categories of travel time from the closest nephrologist for each scenario (n = 31,452)

Scenario New facilities included
Travel Time from the Closest Nephrologist (min)
1 2 3 4 0 to 30 30 to 60 60 to 90 90 to 120 >120
A Y Y Y Y 76.0 10.7 8.4 2.6 2.4
B Y Y Y 75.9 9.9 8.5 2.7 3.0
C Y Y Y 76.0 10.3 7.7 3.0 3.0
D Y Y Y 75.5 9.5 8.5 3.4 3.0
E Y Y Y 74.9 10.3 8.0 1.6 5.2
F Y Y 75.9 9.6 7.7 3.1 3.6
G Y Y 75.5 8.8 7.6 3.5 4.7
H Y Y 75.5 9.1 7.8 3.4 4.2
I Y Y 74.8 9.6 8.1 1.8 5.8
J Y Y 74.9 10.0 7.3 2.1 5.8
K Y Y 74.4 9.2 8.1 2.5 5.8
L Y 75.5 8.4 6.9 3.5 5.8
M Y 74.8 9.3 7.3 2.2 6.4
N Y 74.3 8.5 7.2 2.6 7.5
O Y 74.4 8.8 7.4 2.5 6.9
P 74.3 8.1 6.5 2.5 8.6

Each scenario includes the possible combinations of zero, one, two, three, and four new clinics at the four selected locations. For example, scenario A includes four new clinics; scenarios B through E include three new clinics; scenarios F through K include two new clinics; scenarios L through O include one new clinic; and scenario P is the status quo (no new clinics).