Table 3.

Univariate and multivariate logistic regression analyses for diagnostic follow-up within 60 days of abnormal results on screening mammography

Patient Characteristics	Univariate OR (95% CI)	Multivariate OR (95% CI)
Group	1.69 (1.35-2.13)	1.96 (1.52-2.53)
Age
<50 y	Reference	Reference
50-59 y	1.09 (0.81-1.46)	1.11 (0.81-1.54)
60-69 y	0.91 (0.70-1.18)	0.86 (0.62-1.21)
>70 y	0.94 (0.46-1.90)	0.79 (0.34-1.84)
Race
White	Reference	Reference
Black	0.58 (0.37-0.61)	0.61 (0.45-0.82)
Asian	0.61 (0.39-0.95)	0.55 (0.34-0.88)
Other/unknown	0.54 (0.35-0.84)	0.58 (0.35-0.95)
Marital status
Married	Reference	Reference
Single	0.85 (0.61-1.19)	1.00 (0.70-1.44)
Divorced/separated	0.61 (0.47-0.80)	0.81 (0.60-1.11)
Employment status
Full-time	Reference	Reference
Part-time	(0.70-1.41)	1.53 (0.96-2.42)
Retired	0.58 (0.44-0.77)	0.80 (0.57-1.13)
Not working	0.66 (0.43-1.02)	0.65 (0.41-1.03)
Site
1	Reference	Reference
2	0.78 (0.56-1.09)	0.79 (0.54-1.15)
3	0.51 (0.36-0.74)	0.85 (0.56-1.30)
4	0.52 (0.39-0.69)	0.52 (0.38-0.71)
Insurance type
Private/commercial	Reference	Reference
Medicare/Medicaid	0.55 (0.43-0.71)	0.57 (0.40-0.81)
No insurance/self-pay	0.78 (0.53-1.14)	1.12 (0.72-1.75)
National ADI
<85%	Reference	Reference
>85%	0.53 (0.38-0.76)	0.61 (0.41-0.92)

Note: ADI = Area Deprivation Index; CI = confidence interval; OR = odds ratio.