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. 2015 Mar 20;5(3):e006960. doi: 10.1136/bmjopen-2014-006960

Table 2.

Logistic regression model

Model 1*
Model 2†
OR 95% CI p Value OR 95% CI p Value
Urban status
 Suburban Ref Ref
 Urban 1.027 0.925 to 1.142 0.6142 1.116 0.995 to 1.142 0.0610
 Rural 0.567 0.477 to 0.673 <0.0001 0.488 0.398 to 0.598 <0.0001
Insurance coverage
 Yes Ref Ref
 No 1.231 1.102 to 1.371 0.0002 1.319 1.160 to 1.500 <0.0001
Age group
 Under 40 0.330 0.151 to 0.721 0.0054 0.335 0.149 to 0.752 0.0080
 40–50 Ref Ref
 50–65 1.118 1.007 to 1.240 0.0364 1.150 1.026 to 1.289 0.0163
 Over 65 1.124 0.932 to 1.355 <0.0001 1.160 0.925 to 1.454 0.1980
Race
 Caucasian Ref Ref
 African-American 1.545 1.390 to 1.717 <0.0001 1.261 1.108 to 1.436 0.0005
Marital status
 Married Ref Ref
 Not currently married 1.300 1.154 to 1.465 <0.0001 1.105 0.968 to 1.262 0.1379
Baseline mammography experience
 Very bad 2.171 1.085 to 4.343 0.0284 1.544 0.739 to 3.224 0.2475
 Okay 1.107 0.923 to 1.327 0.2723 0.948 0.780 to 1.152 0.5907
 Good Ref Ref
 Great 0.879 0.789 to 0.987 0.0207 0.974 0.866 to 1.096 0.6652
Employed
 Yes Ref Ref
 No 0.828 0.747 to 0.918 0.0003 0.857 0.765 to 0.961 0.0084
Year at first screening 0.681 0.661 to 0.703 <0.0001 0.664 0.643 to 0.687 <0.0001

*Unadjusted Model.

†Adjusted Model.