Table 2.

Comparison of Numerical Risk Estimation, Anxiety, and Breast Cancer Worry Before and After Risk Communication

Table 2a Low Anxiety subgroup vs. High Anxiety subgroup (Total Sample N=122; Lower Anxiety Subgroup N=100; High Anxiety Subgroup N=22)
	Before Risk Communication	After Risk communication	P value
Numerical Risk Estimation, mean (SD)
Overall	49.1% (24.6%)	41.9% (25.2%)	<0.001
Lower anxiety subgroup	47.6% (24.7%)	39.1% (25.0%)	<0.001
High anxiety subgroup	53.0% (24.4%)	52.5% (21.8%)	0.9
Anxiety, mean (SD)
Overall	52.4 (8.2)	51.4 (8.8)	0.12
Lower anxiety subgroup	50.0 (6.9)	49.6 (8.1)	0.6
High anxiety subgroup	63.2 (3.4)	59.1 (7.3)	0.01
Breast cancer worry, median (IQR)
Overall	7.0 (5–8)	6.0 (5–8)	0.01
Lower anxiety subgroup	6.0 (5,7)	6.0 (5,7)	0.3
High anxiety subgroup	9.0 (7,10)	7.0 (6,8)	<0.001
Table 2b Accurate Estimate Subgroup vs. Over-estimated Subgroup. (Total Sample N=122; Accurate Estimate Subgroup N=34; Over-estimated Subgroup N=88)
	Before Risk Communication	After Risk communication	P value
Numerical Risk Estimation, mean (SD)
Accurate estimate subgroup	14.0% (11.2%)	16.2% (13.8%)	0.46
Over-estimated subgroup	61.0% (16.1%)	50.0% (23.6%)	<0.001
Anxiety, mean (SD)
Accurate estimate subgroup	48.3 (7.4)	49.0 (8.2)	0.7
Over-estimated subgroup	54.4 (7.5)	53.0 (8.9)	0.1
Breast cancer worry, median (IQR)
Accurate estimate subgroup	6 (5,7)	6 (6,8)	1.0
Over-estimated subgroup	7 (6,8)	7 (5,8)	0.09

SD = standard deviation, IQR=interquartile range