Table 1: Patient characteristics.

OverallType of cancer
Breast Colorectal Lung Prostate
% (SD) % (SD) % (SD) % (SD) % (SD)
154,69210036,21223.433,00521.335,76123.149,71432.1

Age at diagnosis (years)
 67–7023,49815.25,43715.03,66111.15,33914.99,06118.2
 71–7544,57828.89,93627.47,50322.710,63129.716,50833.2
 76–8041,88727.19,63026.68,54525.910,09028.213,62227.4
 >8044,72928.911,20930.113,29640.39,70127.110,52321.2
Mean and (SD) age76.3(6.7)76.6(6.5)78.1(6.8)76.0(6.0)75.1(7.0)
Gender
 Male83,27253.8NINI14,73944.718,81952.649,714100
 Female71,42046.236,21210018,26655.316,94247.4NANA
Race/ethnicity
 White131,00084.731,92388.228,16285.330,82486.240,09180.6
 Black11,2277.32,0485.72,1586.52,6097.34,4128.9
 Hispanic5,3743.51,0662.91,1823.69872.82,1394.3
 Other7,0914.61,1753.21,5034.61,3413.83,0726.2
Year of diagnosis
 199921,57814.05,30014.64,54213.84,52712.77,20914.5
 200044,19528.610,28328.49,70129.410,42129.113,79027.7
 200144,92729.010,51729.09,48628.710,61329.714,31128.8
 200243,99228.410,11227.99,27628.110,20028.514,40429.0
Stage at diagnosis
 In situ 8,4568.15,69715.72,7598.4NINININI
I34,00132.416,49345.68,63526.28,87324.8NANA
II21,37420.410,56529.29,57529.01,2343.5NANA
III20,73719.81,8525.17,19521.811,69032.7NANA
IV20,41019.41,6054.44,84114.713,96439.1NANA
Localized47,24495.0NANANANANANA47,24495.0
Distant2,4705.0NANANANANANA2,4705.0
Percent in census tract with some college*
 <25%53,89234.811,97533.112,01636.412,69035.517,21134.6
 ≥25%100,78165.224,23366.920,98463.623,06764.532,49765.4
Percent in census tract living in poverty
 <5%48,05331.111,77332.59,93530.19,92827.816,41733.0
 5–7%21,42513.95,36614.84,58013.94,73913.36,74013.6
 8–12%34,51122.38,22622.77,53822.88,04922.510,69821.5
 >12%48,92931.610,42828.810,51131.912,68935.515,30130.8
 Missing1,7741.24191.24411.33561.05581.1
Type of geographic area
 Large metropolitan86,55556.020,67857.118,38355.719,75955.327,73555.8
 Metropolitan42,69327.610,13928.09,07727.59,68627.113,79127.7
 Urban9,7996.32,2066.12,0846.32,4446.83,0656.2
 Less urban/rural15,64510.13,1898.83,46110.53,87210.85,12310.3

SD: standard deviation; NI: not included in the study; NA: not applicable; *19 patients had a missing value.