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. Author manuscript; available in PMC: 2014 Jul 1.
Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2013 Jul;22(7):1227–1238. doi: 10.1158/1055-9965.EPI-12-1432

Table 1.

Population characteristics and breast cancer treatment delay

Treatment Delay
> 30 days
Na %b Mean Treatment
Delay (SE) [days]
N %b Pc
All 601 100.0 28.0 (0.7) 240 39.5
Race
White 314 79.0 27.3 (0.9) 112 38.4 0.24
African American 287 21.0 30.4 (1.0) 128 43.4
Age at diagnosis (years)
20–39 69 6.9 26.9 (1.4) 27 36.5 0.22
40–49 221 21.3 27.0 (1.0) 86 34.2
50–64 214 46.8 29.3 (1.2) 91 44.3
65–74 97 25.1 26.6 (1.5) 36 35.7
Education
0–12 years, no high school degree 65 10.1 27.9 (2.3) 21 40.4 0.23
High school graduate/GED 119 19.9 28.1 (1.6) 55 43.8
Technical or business school 59 10.7 28.3 (2.4) 24 42.5
Some college 125 20.3 24.5 (1.5) 42 27.8
College degree or higher 233 39.0 29.6 (1.1) 98 42.2
Income ($)
≤20,000 124 20.1 28.6 (1.5) 50 39.0 0.45
20,000 – 30,000 67 8.6 32.9 (2.0) 38 54.6
30,000 – 50,000 98 19.0 27.8 (1.8) 38 37.2
50,000 – 100,000 162 29.2 28.0 (1.5) 62 39.6
>100,000 109 23.1 26.8 (1.6) 40 36.0
Marital status
Married 336 59.3 27.8 (0.9) 135 41.0 0.72
Formerly married 191 33.1 28.1 (1.3) 76 36.9
Never married 74 7.6 28.9 (2.2) 29 38.8
Household size
1 151 28.0 27.4 (1.5) 51 35.2 0.011
2 212 42.6 29.3 (1.1) 102 47.3
3 103 12.4 28.6 (1.8) 45 40.7
4 84 10.4 25.6 (1.9) 29 28.5
>4 50 6.6 24.1 (1.8) 13 22.7
Working since diagnosis
No 303 54.0 26.4 (1.0) 110 36.6 0.24
Yes 295 46.0 29.7 (1.1) 129 42.5
Lost job due to diagnosis
No 568 96.5 27.5 (0.7) 221 37.8 <0.01
Yes 29 3.5 38.1 (3.3) 17 73.6
Current insurance
Private 404 69.2 28.3 (0.9) 165 41.3 0.31
Medicare 88 19.9 26.0 (1.6) 30 34.3
Medicaid 66 6.0 29.6 (2.7) 29 45.7
None 38 4.9 28.1 (2.0) 14 26.5
Unable to see a doctor because
of finances (in past 10 years)
No 475 83.9 27.6 (0.8) 184 39.0 0.67
Yes 126 16.1 29.7 (1.6) 56 41.7
Unable to see a doctor because of lack
of transportation (in past 10 years)
No 568 97.1 27.9 (0.7) 226 39.4 0.82
Yes 33 2.9 30.0 (3.4) 14 41.6
Family history
None 345 56.3 28.6 (1.0) 137 40.6 0.90
First-degree 81 14.0 26.2 (1.7) 33 40.1
Second-degree 132 21.6 28.1 (1.5) 53 38.3
Both 43 8.1 26.4 (2.4) 17 33.8
Method of detection
Routine mammogram 260 52.6 29.3 (1.1) 111 44.0 0.27
Clinical breast exam 33 5.5 24.2 (3.0) 11 31.5
Self-or spouse-detected 293 40.1 26.5 (0.9) 110 34.7
Other 12 1.9 32.3 (6.1) 6 40.5
Symptoms
No 384 68.5 28.9 (0.9) 163 42.5 0.064
Yes 217 31.5 26.0 (1.2) 77 32.9
AJCC disease stage
I 245 47.4 27.6 (1.1) 94 39.5 0.60
IIA 160 26.3 28.9 (1.5) 67 42.2
IIB 94 13.1 28.6 (1.6) 47 41.9
III/IV 101 13.1 26.8 (1.7) 32 31.7
First treatment
Breast conserving surgery 312 55.2 26.3 (1.0) 104 35.6 0.16
Mastectomy 180 30.0 30.8 (1.4) 89 46.0
Neoadjuvant therapy 109 14.8 28.3 (1.6) 47 40.7
Immediate reconstructiond
No 112 64.6 26.0 (1.5) 43 35.6 <0.01
Yes 68 35.4 39.4 (2.1) 46 64.9
I am satisfied with how I am coping
Quite a bit/very much 423 71.1 27.6 (0.8) 166 38.0 0.50
Somewhat/ a little bit 153 24.3 28.4 (1.5) 63 41.9
Not at all 23 4.6 31.1 (3.7) 11 51.0
I have accepted my illness
Quite a bit/very much 471 80.1 28.0 (0.8) 193 39.6 0.75
Somewhat/ a little bit 118 18.4 27.9 (1.8) 41 37.9
Not at all 11 1.5 26.3 (5.7) 6 53.4

SE: standard error; AJCC: American Joint Committee on Cancer

a

Category totals may not sum to 601 (study population total) due to missing values

b

Percentages represent overall population estimates calculated using weighted frequency data

c

P value from χ2 test

d

Percentages were calculated based on women who underwent mastectomy as their first course of treatment