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
Family History of Breast Cancer in 1st degree relatives	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

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
	Perceived Local Recurrence Risk
	<10%		10-30%		>30%
	N	OR	N	OR (95% CI)	N	OR (95% CI)	P Value
Physical Activity^a
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
Nutrition^b
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
Weight^c
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 activity^a
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
Nutrition^b
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
Weight^c
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
Nutrition^b
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	(0.5-1.9)	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