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. Author manuscript; available in PMC: 2020 Aug 24.
Published in final edited form as: Cancer Causes Control. 2019 Dec 3;31(1):13–23. doi: 10.1007/s10552-019-01254-3

Table 1.

Distribution of sociodemographic characteristics for women diagnosed with breast cancer from 1997 to 2011

Total Non-Hispanic white Non-Hispanic Black Hispanic Asian
No. of subjects n (%) 10,144 8,187 (80.7) 773 (7.6) 717 (7.1) 467 (4.6)
Mean age at survey (± SD) 74.3 (± 6.1) 74.4 (± 6.2) 74.0 (± 6.4) 73.5 (± 5.7) 73.8 (± 5.7)
Age at survey
 65–70 2,785 (27.4) 2,196 (26.8) 236 (30.5) 221 (30.8) 132 (28.3)
 70–75 3,011 (29.7) 2,412 (29.5) 226 (29.2) 225 (31.4) 148 (31.7)
 75–80 2,395 (23.6) 1,943 (23.7) 167 (21.6) 173 (24.1) 112 (24.0)
 80–85 1,308 (12.9) 1,101 (13.5) 88 (11.4) 66 (9.2) 53 (11.4)
 85 or older 645 (6.4) 535 (6.5) 56 (7.2) 32 (4.5) 22 (4.7)
Marital status
 Unmarried 5,578 (55.0) 4,414 (53.9) 548 (70.9) 385 (53.7) 231 (49.5)
 Married 4,036 (39.8) 3,347 (40.9) 185 (23.9) 295 (41.1) 209 (44.8)
 Unknown 530 (5.2) 426 (5.2) 40 (5.2) 37 (5.2) 27 (5.8)
Census tract poverty
 0% to < 5% (low poverty) 2,756 (27.2) 2,416 (29.5) 65 (8.4) 126 (17.6) 149 (31.9)
 5% to < 10% 2,946 (29.0) 2,505 (30.6) 107 (13.8) 200 (27.9) 134 (28.7)
 10% to < 20% 2,683 (26.5) 2,166 (26.5) 186 (24.1) 214 (29.9) 119 (25.5)
 20% to 100% (high poverty) 1,609 (15.9) < 13% < 52% 156 (21.8) < 14%
 Missing 148 (1.5) < 2% < 3% 21 (2.9) < 3%
Education level
 High school or less 5,543 (54.6) 4296 (52.5) 512 (66.2) 487 (67.9) 248 (53.1)
 College and higher 4016 (40.0) 344 (42.1) 196 (25.4) 183 (25.5) 193 (41.3)
 Missing 585 (5.8) 447 (5.5) 65 (8.4) 47 (6.6) 26 (5.6)
Region
 West 5,931 (58.5) 4,693 (57.3) 221 (28.6) 575 (80.2) 442 (94.7)
 Midwest 725 (7.2) 646 (7.9) 65 (8.4) < 2% < 3%
 Northeast 1,732 (17.1) 1,458 (17.8) 161 (20.8) 100 (14.0) 13 (2.8)
 South 1,756 (17.3) 1,390 (17.0) 326 (42.2) < 5% < 3%
Medicare type
 FFS onlya 1,047 (10.3) 746 (9.1) 127 (16.4) 104 (14.5) 70 (15.0)
 FFS PDP 5,826 (57.4) 4,696 (57.4) 383 (49.6) 453 (63.2) 294 (63.0)
 MA only 817 (8.1) 660 (8.1) 86 (11.1) 48 (6.7) 23 (4.9)
 MA PDP 2,454 (24.2) 2,085 (25.5) 177 (22.9) 112 (15.6) 80 (17.1)
Survey method
 Mail 8,512 (83.9) 6,983 (85.3) 571 (73.9) 541 (75.5) 417 (89.3)
 Phone 1,632 (16.1) 1,204 (14.7) 292 (26.1) 176 (24.6) 50 (10.7)
Count of comorbidities
 0 8,520 (84.0) 6,938 (84.7) 614 (79.4) 582 (81.2) 386 (82.7)
 1 1,235 (12.2) 963 (11.8) 109 (14.1) 98 (13.7) 65 (13.9)
 2 + 389 (3.8) 286 (3.5) 50 (6.5) 37 (5.2) 16 (3.4)
Survey year
 1997–2000 3,352 (33.0) 2,767 (33.8) 212 (27.4) 217 (30.3) 156 (33.4)
 2001–2005 4,442 (43.8) 3,614 (44.1) 305 (39.5) 326 (45.5) 197 (42.2)
 2007–2011 2,350 (23.2) 1,806 (22.1) 256 (33.1) 174 (24.3) 114 (24.4)
a

Fee-for-service (FFS) and medicare advantage (MA) with and without part D coverage