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. 2021 Jul 30;2:100026. doi: 10.1016/j.lana.2021.100026

Table 3.

The relationship between Cost of Voting Index and odds for no health insurance controlling for individual and state-level characteristics, stratified by household income 2017


Odds for No Health Insurance
Total Sample Household Income ≤35K Household Income 35K to 75K Household Income >75K
Adjusted Adjusted Adjusted + CPVI Adjusted Adjusted + CPVI Adjusted Adjusted + CPVI
OR OR OR OR OR OR OR
95%CI 95% CI 95% CI 95% CI 95% CI 95% CI 95% CI
State Characteristics
Cost of Voting Index (COVI) Z-Score 1.25 1.32 1.04 1.20 1.03 1.05 1.04
(1.22,1.28) (1.26,1.38) (1.03,1.06) (1.16,1.24) (1.00,1.06) (0.99,1.11) (0.98,1.11)
Cook Partisan Voting Index (CPVI) Z-Score 0.89 1.40 1.20
(0.84,0.94) (1.32,1.48) (1.12,1.28)
State Median Income Z-score 1.00 0.84 1.22 1.07 1.03 0.78 0.94
(0.94,1.07) (0.75,0.93) (1.16,1.28) (1.00,1.14) (0.97,1.09) (0.71,0.86) (0.84,1.05)
Proportion Non-Hispanic Black Z-score 0.92 1.29 0.91 1.05 1.06 1.04 1.07
(0.88,0.96) (1.21,1.36) (0.86,0.95) (1.00,1.10) (1.02,1.10) (0.97,1.11) (1.00,1.15)
Proportion Poor Z-score 0.96 0.71 1.01 0.94 0.87 0.90 0.96
(0.90,1.03) (0.65,0.78) (0.97,1.06) (0.89,1.01) (0.82,0.92) (0.81,0.99) (0.87,1.06)
State Population Z-score 1.26 1.12 1.18 1.17 1.15 1.14 1.10
(1.23,1.28 (1.09,1.14) (1.17,1.20) (1.14,1.19) (1.13,1.18) (1.10,1.19) (1.06,1.14)
Individual Characteristics
Gender (ref: male) 1.00 1.00 1.00 1.00 1.00 1.00
Female 0.63 0.63 0.86 0.86 0.75 0.75
(0.57,0.71) (0.57,0.71) (0.73,1.00) (0.74,1.00) (0.70,0.80) (0.70,0.80)
Age (ref: 18 to 24 years) 1.00 1.00 1.00 1.00 1.00 1.00
25 to 34 1.44 1.44 1.43 1.42 2.03 2.02
(1.26,1.65) (1.26,1.65) (1.04,1.97) (1.03,1.97) (1.83,2.25) (1.82,2.24)
35 to 44 1.29 1.29 1.52 1.52 1.50 1.49
(1.09,1.53) (1.09,1.53) (1.24,1.87) (1.23,1.87) (1.34,1.68) (1.34,1.67)
45 to 54 0.92 0.92 1.07 1.07 1.18 1.18
(0.81,1.06) (0.81,1.06) (0.82,1.39) (0.82,1.39) (1.06,1.32) (1.05,1.32)
55 to 64 0.58 0.58 0.67 0.67 0.87 0.87
(0.50,0.66) (0.50,0.66) (0.58,0.78) (0.57,0.77) (0.77,0.99) (0.77,0.98)
Race (ref: White) 1.00 1.00 1.00 1.00 1.00 1.00
Non-Hispanic Black 1.02 1.02 1.18 1.18 1.17 1.17
(0.89,1.17) (0.89,1.17) (1.02,1.35) (1.03,1.36) (1.03,1.32) (1.03,1.33)
Hispanic 2.28 2.28 1.66 1.67 1.55 1.56
(1.97,2.64) (1.97,2.64) (1.29,2.13) (1.30, 2.14) (1.41,1.70) (1.42,1.70)
Asian 1.15 1.15 0.58 0.59 1.16 1.16
(0.94,1.41) (0.94,1.41) (0.26,1.27) (0.26,1.31) (0.96,1.40) (0.96,1.41)
Native 0.65 0.65 0.50 0.47 0.78 0.76
(0.40,1.04) (0.40,1.04) (0.18,1.36) (0.17,1.29) (0.57,1.05) (0.56,1.04)
Other 0.99 0.99 1.53 1.52 1.34 1.33
(0.85,1.16) (0.85,1.16) (1.08,2.17) (1.07,2.16) (1.16,1.55) (1.15,1.54)
Marital Status (ref: married) 1.00 1.00 1.00 1.00 1.00 1.00
Single 1.11 1.11 1.18 1.17 2.15 2.16
(0.97,1.27) (0.97,1.27) (1.03,1.34) (1.03,1.34) (2.02,2.30) (2.02,2.30)
Education (ref: less than high school) 1.00 1.00 1.00 1.00 1.00 1.00
High School 0.66 0.66 0.39 0.39 0.45 0.45
(0.58,0.75) (0.58,0.75) (0.33,0.47) (0.33,0.46) (0.41.49) (0.41,0.50)
Some College 0.45 0.45 0.27 0.26 0.27 0.27
(0.39,0.51) (0.39,0.51) (0.21,0.35) (0.20,0.34) (0.24,0.30) (0.24,0.30)
College degree 0.34 0.34 0.15 0.15 0.13 0.13
(0.29,0.40) (0.29,0.41) (0.12,0.19) (0.11,0.19) (0.12,0.15) (0.12,0.15)