Time to definitive diagnosis of breast cancer in Latina and non-Hispanic white women: the six cities study

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Table 1 Sample demographics and clinical characteristics

	Latina Women (n=186 )		Non-Hispanic White Women (n=74 )		Total (n=260 )
	n	%	n	%	n	%	χ²/ t	p
Age							11.79	0.019
30 – 39	9	4.8	2	2.7	11	4.2
40 – 49	57	30.7	17	23.0	74	28.5
50 – 59	64	34.4	24	32.4	88	33.9
60 – 69	42	22.6	17	23.0	59	22.7
70+	9	4.8	13	17.6	22	8.5
N/A	5	2.7	1	1.4	6	2.3
Age in years (mean, SD)	53.5	9.5	58.1	10.9	54.8	10.1	−3.38	<0.001
Insurance							40.94	<0.001
Medicaid/Medicare	36	19.4	6	8.1	42	16.2
Medicare + private	7	3.8	20	27.0	27	10.4
Private only	31	16.7	21	28.4	52	20.0
No insurance	112	60.2	27	36.5	139	53.5
History of BC							1.87	0.17
Yes	11	5.9	8	10.8	19	7.3
No	175	94.1	66	89.2	241	92.7
Family History of BC							14.52	<0.001
Yes	18	9.7	21	28.4	39	15.0
No	168	90.3	53	71.6	221	85.0
Breast density							3.90	0.14
Almost entirely fat	8	4.3	4	5.4	12	4.6
Scattered fibroglandular densities	42	22.6	20	27.0	62	23.9
Heterogeneous/extremely dense	62	33.3	14	18.9	76	29.2
N/A	74	39.8	36	48.7	110	42.3
BI-RADS							2.18	0.33
BI-RADS 0	35	18.8	9	12.2	44	16.9
BI-RADS 3	35	18.8	18	24.3	53	20.4
BI-RADS 4/5	116	62.4	47	63.5	163	62.7
Study Site							49.07	<0.001
1	20	10.8	25	33.8	45	17.3
2	34	18.3	*	*	34	13.1
3	19	10.2	9	12.2	28	10.8
4	44	23.7	29	39.2	73	28.1
5	33	17.7	11	14.9	44	16.9
6	36	19.4	*	*	36	13.9

Note: SD = standard deviation; N/A = not documented in medical record; HS = High School; BC = breast cancer; BI-RADS = Breast Imaging and Reporting Data Systems; * = no patient records reported.