Clinical
Demographics by Indication for Examination for 714,984 Diagnostic Mammography
Examinations
from 1996 - 2005
|
Work-Up
of Abnormal Screening Examination |
Short-Interval
Follow-Up |
Evaluation
of Breast Problem/No Lump or Lump Unknown |
Evaluation
of Breast Problem/Palpable Lump |
All
Diagnostic Examinations |
All
examinations |
232,678 |
163,155 |
202,490 |
116,661 |
714,984 |
Age
(y) |
|
|
|
|
|
<30 |
441 (0.2) |
223 (0.1) |
2,969 (1.5) |
4,623 (4.0) |
8,256 (1.2) |
30-39 |
11,916 (5.1) |
9,200 (5.6) |
23,681 (11.7) |
27,144 (23.3) |
71,941 (10.1) |
40-49 |
76,633 (32.9) |
48,491 (29.7) |
55,290 (27.3) |
40,340 (34.6) |
220,754 (30.9) |
50-59 |
68,642 (29.5) |
48,370 (29.6) |
51,598 (25.5) |
22,704 (19.5) |
191,314 (26.8) |
60-69 |
41,112 (17.7) |
30,315 (18.6) |
34,874 (17.2) |
11,689 (10.0) |
117,990 (16.5) |
70-79 |
25,996 (11.2) |
20,207 (12.4) |
24,836 (12.3) |
7,227 (6.2) |
78,266 (10.9) |
80+ |
7,938 (3.4) |
6,349 (3.9) |
9,242 (4.6) |
2,934 (2.5) |
26,463 (3.7) |
Mean (y) |
55.0 |
55.8 |
54.5 |
48.2 |
53.9 |
Median (y) |
53.0 |
54.0 |
53.0 |
46.0 |
52.0 |
Family history of breast cancer |
|
|
|
|
|
Yes |
27,728 (11.9) |
22,641 (13.9) |
24,845 (12.3) |
13,436 (11.5) |
88,650 (12.4) |
No or unknown |
204,950 (88.1) |
140,514 (86.1) |
177,645 (87.7) |
103,225 (88.5) |
626,334 (87.6) |
Personal
history of breast cancer |
|
|
|
|
|
Yes |
16,556 (7.1) |
27,923 (17.1) |
56,879 (28.1) |
11,065 (9.5) |
112,423 (15.7) |
No or unknown |
216,122 (92.9) |
135,232 (82.9) |
145,611 (71.9) |
105,596 (90.5) |
602,561 (84.3) |
Previous
mammography performed |
|
|
|
|
|
Yes |
231,478 (99.5) |
162,658 (99.7) |
180,217 (89.0) |
93,061 (79.8) |
667,414 (93.3) |
No or unknown |
1,200 (0.5) |
497 (0.3) |
22,273 (11.0) |
23,600 (20.2) |
47,570 (6.7) |
Note: Numbers in parentheses are percentages.
The following source must be cited when reproducing this table: NCI-funded Breast
Cancer Surveillance Consortium co-operative agreement (U01CA63740, U01CA86076, U01CA86082,
U01CA63736, U01CA70013, U01CA69976, U01CA63731, U01CA70040). Downloaded xx/xx/xx from the
Breast Cancer Surveillance Consortium Web site - http://breastscreening.cancer.gov/data/benchmarks/diagnostic/table2.html
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