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Table 2 Collinearity Diagnostics

From: The convergence of racial and income disparities in health insurance coverage in the United States

 

Model 1

Model 2

Model 3

Model 1 (without age)

Model 2 (without age)

Model 3 (without age)

Condition Indices

30.4

30.2

33.8

13.4

13.6

13.0

Variance Decomposition Proportion

 Intercept

0.9716

0.9735

0.9688

0.9883

0.9897

0.9866

 group

0.0062

0.0056

0.0094

0.2239

0.2374

0.2067

 age_3c

0.8713

0.8601

0.91

 female

0.0056

0.0052

0.0039

0.0435

0.0459

0.0439

 edu

0.2839

0.2939

0.2273

0.0044

0.0041

0.0034

 employed

0.1724

0.1798

0.1427

0.0558

0.0596

0.0517

 region

0.0518

0.0531

0.0355

0.4996

0.475

0.5258

 mentalhealth53

0.0351

0.042

0.0283

0.2761

0.2975

0.2684

 adlhelp31

0.0045

0.0062

0.0003

0.0003

0

0.0001

  1. Collinearity problems indicated when: Condition Indices (CI) > 30 AND 2 or more Variance Decomposition Proportions (VDPs) > 0.5. The original models have collinearity problems that is cause by age. After dropping age, our models did not have collinearity problems (CI < 30)