Schymura et al. BMC Cancer 2010, 10:152 http://www.biomedcentral.com/1471-2407/10/152 Page 5 of 15 Table 1: Distribution of initial treatment by sociodemographic and economic characteristics of the patient. Percent receiving each therapy Characteristic Number1 (%) Number2 (%) Radical Radiation Hormonal prostatectomy therapy therapy Watchful waiting P3 3,328 (100) 3,300 (100) Total Age at diagnosis <60 60-64 65-69 70-74 75-79 >= 80 Race/ethnicity Non-Hispanic White Non-Hispanic Black Non-Hispanic Other Hispanic Unknown Marital status Married Single Separated/divorced Widowed Unknown Insurance None Private Public Other Unknown Education4 Educated Not educated Poverty4 Not in poverty In poverty Working class status4 Non-working class Working class Urban-rural residence4 100% urban Urban-rural mix 100% rural 602 568 736 709 456 257 2,671 465 56 114 22 2,508 232 174 234 180 26 2,384 570 94 254 2,431 880 2,546 765 1,738 1,573 2,196 853 262 (18) (17) (22) (21) (14) (8) (80) (14) (2) (3) (1) (75) (7) (5) (7) (5) (1) (72) (17) (3) (8) (73) (26) (77) (23) (52) (47) (66) (26) (8) 601 565 730 703 453 248 2,649 460 56 113 22 2,489 229 173 230 179 26 2,365 564 94 251 2,409 874 2,529 754 1,724 1,559 2,174 848 261 (18) (17) (22) (21) (14) (8) (80) (14) (2) (3) (1) (75) (7) (5) (7) (5) (1) (72) (17) (3) (8) (73) (26) (77) (23) (52) (47) (66) (26) (8) 39.70 72.88 61.42 48.36 20.91 4.42 2.02 40.43 36.74 32.14 41.59 22.73 43.51 34.06 39.88 16.96 22.91 42.31 42.79 31.56 53.19 23.51 41.22 35.81 40.45 37.53 40.14 39.38 39.93 40.57 36.02 31.42 15.14 21.06 31.92 47.08 49.23 16.13 32.58 26.09 33.93 23.01 40.91 31.90 27.07 26.01 31.74 35.20 26.92 31.63 28.90 24.47 38.25 31.51 30.78 31.99 29.05 33.29 29.12 31.05 31.13 34.10 10.27 3.00 5.13 7.26 10.81 17.88 33.06 9.82 13.26 8.93 8.85 13.64 9.04 10.04 10.40 19.13 16.20 11.54 9.56 13.12 7.45 11.55 9.46 12.59 9.65 12.47 9.40 11.29 9.84 10.85 12.26 18.61 8.99 12.39 12.47 21.19 28.48 48.79 17.18 23.91 25.00 26.55 22.73 15.55 28.82 23.70 32.17 25.70 19.23 16.03 26.42 14.89 26.69 17.81 20.82 17.91 20.95 17.17 20.21 19.18 17.45 17.62 <0.0001 0.0011 <0.0001 <0.0001 0.0062 0.0275 0.0165 0.4804