Table 1: Description of study population, Breast Cancer Survivorship Study, 2008 |
|
||
Total |
|
||
Mean |
SD |
|
|
Age (years) |
59.7 |
9.6 |
|
|
|
||
|
N |
% |
|
White race |
249 |
93.3 |
|
Household income |
|
||
<$25,000/year |
43 |
16.1 |
|
$25,000-$50,000/year |
64 |
24.0 |
|
$50,000-$100,000/year |
87 |
32.6 |
|
>$100,000/year |
58 |
21.7 |
|
Educational Level |
|
|
|
High School or less |
87 |
32.6 |
|
College |
100 |
37.5 |
|
Post Graduate |
80 |
30.0 |
|
77 |
28.8 |
|
|
>=1 Alcoholic drinks per day |
56 |
21.0 |
|
Smoking History |
|
|
|
Current Smoker |
14 |
5.2 |
|
Past Smoker |
135 |
50.6 |
|
Never Smoked |
114 |
42.7 |
|
Stage of cancer |
|
|
|
Stage I |
126 |
47.2 |
|
Stage II |
115 |
43.1 |
|
Stage III |
24 |
9.0 |
|
Years Since Diagnosis |
|
|
|
<5 years |
99 |
37.1 |
|
5-10 years |
126 |
47.2 |
|
>10 years |
41 |
15.4 |
|
Lymph Node Involvement |
83 |
31.1 |
|
Surgical Treatment |
|
|
|
Lumpectomy |
172 |
64.4 |
|
Mastectomy |
95 |
35.6 |
|
Chemotherapy |
158 |
59.2 |
|
Hormonal Treatment |
212 |
79.4 |
|
Radiation Treatment |
208 |
77.9 |
|
ER Positive |
213 |
79.8 |
|
PR Positive |
187 |
70.0 |
|
Local Perceived Recurrence Risk |
|
|
|
<10% |
127 |
47.6 |
|
10-30% |
86 |
32.2 |
|
>30% |
54 |
20.0 |
|
Distant Perceived Recurrence Risk |
|
|
|
<10% |
89 |
33.3 |
|
10-30% |
97 |
36.3 |
|
>30% |
81 |
30.3 |
|
Adjuvant! Online Risk Score |
|
|
|
<10% |
95 |
35.6 |
|
10-30% |
142 |
53.2 |
|
>30% |
27 |
10.1 |
|
Accuracy of perceived distant recurrence risk |
|
|
|
Accurate |
98 |
36.7 |
|
Overestimate |
104 |
39.0 |
|
Underestimate |
62 |
23.2 |
|
|
|||||
|
N |
% |
|||
Physical activity |
|
|
|||
No Change |
121 |
45.3 |
|||
Change |
|
|
|||
Positive |
90 |
33.7 |
|||
Negative |
47 |
17.6 |
|||
Unclassifiable |
9 |
3.4 |
|||
Nutrition |
|
|
|||
No Change |
127 |
47.6 |
|||
Change |
|
|
|||
Positive |
116 |
43.5 |
|||
Negative |
10 |
3.8 |
|||
Unclassifiable |
14 |
5.2 |
|||
Weight |
|
|
|||
No Change |
109 |
40.8 |
|||
Change |
|
|
|||
Positive |
53 |
19.9 |
|||
Negative |
88 |
33.0 |
|||
Unclassifiable |
17 |
6.4 |
Table2: Distribution of behavior change among participants (n=267)
Table 3: Multinomial logistic regressions for the association between perceived local and distant recurrence risk and behavior change |
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|
Perceived Local Recurrence Risk |
|||||||
|
<10% |
10-30% |
>30% |
|
||||
N |
OR |
N |
OR (95% CI) |
N |
OR (95% CI) |
P Value |
||
Physical Activitya |
|
|||||||
No Change |
60 |
1.0 |
40 |
1.0 |
21 |
1.0 |
|
|
Negative Change |
22 |
1.0 |
17 |
1.2 (0.5-2.4) |
8 |
1.0 (0.4-2.6) |
0.90 |
|
Positive Change |
37 |
1.0 |
28 |
1.1 (0.6-2.1) |
25 |
1.9 (0.9-3.9) |
0.10 |
|
Nutritionb |
|
|
|
|
|
|
|
|
No Change |
73 |
1.0 |
37 |
1.0 |
17 |
1.0 |
|
|
Negative Change |
4 |
1.0 |
4 |
2.2 (0.5-9.6) |
2 |
2.4 (0.4-14.2) |
0.26 |
|
Positive Change |
41 |
1.0 |
40 |
2.1 (1.1-3.5) |
35 |
4.0 (1.9-8.2) |
<0.01 |
|
Weightc |
|
|
|
|
|
|
|
|
No Change |
56 |
1.0 |
35 |
1.0 |
18 |
1.0 |
|
|
Negative Change |
37 |
1.0 |
33 |
1.3 (0.7-2.5) |
18 |
1.2 (0.6-2.8) |
0.52 |
|
Positive Change |
25 |
1.0 |
14 |
0.9 (0.4-1.9) |
14 |
1.6 (0.7-3.7) |
0.42 |
|
|
|
|
|
|
|
|
|
|
|
Perceived Distant Recurrence Risk |
|||||||
|
<10% |
10-30% |
>30% |
|
||||
|
N |
OR |
N |
OR (95% CI) |
N |
OR (95% CI) |
P Value |
|
Physical activitya |
|
|
|
|
|
|
|
|
No Change |
45 |
1.0 |
44 |
1.0 |
32 |
1.0 |
|
|
Negative Change |
12 |
1.0 |
19 |
1.5 (0.6-3.5) |
16 |
1.8 (0.7-4.3) |
0.21 |
|
Positive Change |
26 |
1.0 |
31 |
1.2 (0.6-2.3) |
33 |
1.7 (0.9-3.4) |
0.12 |
|
Nutritionb |
|
|
|
|
|
|
|
|
No Change |
47 |
1.0 |
49 |
1.0 |
31 |
1.0 |
|
|
Negative Change |
0 |
1.0 |
5 |
--d |
5 |
--d |
|
|
Positive Change |
33 |
1.0 |
40 |
1.1 (0.6-2.1) |
43 |
2.0 (1.0-3.9) |
0.05 |
|
Weightc |
|
|
|
|
|
|
|
|
No Change |
43 |
1.0 |
41 |
1.0 |
25 |
1.0 |
|
|
Negative Change |
25 |
1.0 |
31 |
1.1 (0.5-2.2) |
32 |
1.6 (0.8-3.5) |
0.22 |
|
Positive Change |
16 |
1.0 |
19 |
1.1 (0.5-2.5) |
18 |
1.6 (0.7-3.9) |
0.28 |
|
aadjusted for age |
||||||||
badjusted for age and alcohol use |
||||||||
cadjusted for alcohol use, years since diagnosis, and chemotherapy treatment |
||||||||
dnot estimable due to small numbers |
Table 4: Multinomial logistic regressions for the association of accuracy of perceived distant recurrence risk on behavior change after breast cancer diagnosis |
|||||||
|
Accurate |
Overestimate |
Underestimate |
|
|||
|
N |
OR |
N |
OR (95% CI) |
N |
OR (95% CI) |
P Value |
Physical activitya |
|
|
|
|
|
|
|
No Change |
46 |
1.0 |
44 |
1.0 |
30 |
1.0 |
|
Negative Change |
17 |
1.0 |
17 |
1.1 (0.5-2.3) |
12 |
1.2 (0.5-2.9) |
|
Positive Change |
32 |
1.0 |
42 |
1.4 (0.7-2.6) |
15 |
0.8 (0.4-1.7) |
0.94 |
Nutritionb |
|
|
|
|
|
|
|
No Change |
46 |
1.0 |
48 |
1.0 |
32 |
1.0 |
|
Negative Change |
6 |
1.0 |
4 |
0.6 (0.2-2.3) |
0 |
--d |
|
Positive Change |
42 |
1.0 |
50 |
1.1 (0.6-2.0) |
22 |
0.7 (0.4-1.5) |
0.76 |
Weightc |
|
|
|
|
|
|
|
No Change |
40 |
1.0 |
38 |
1.0 |
30 |
1.0 |
|
Negative Change |
36 |
1.0 |
35 |
|
17 |
0.6 (0.3-1.4) |
|
Positive Change |
18 |
1.0 |
24 |
1.2 (0.6-2.7) |
10 |
0.8 (0.3-1.9) |
0.99 |
aadjusted for age |
|||||||
badjusted for age and alcohol use |
|||||||
cadjusted for alcohol use, years since diagnosis, and chemotherapy treatment |
|||||||
dnot estimable due to small numbers |