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. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: Environ Res. 2019 Jan 6;170:472–480. doi: 10.1016/j.envres.2019.01.009

Table A2.

Factors associated with participation in the Deepwater Horizon oil spill cleanup by residential county type.

Factor Coastal county Non-coastal county
OR 95% CI P value OR 95% CI P value
Age group
    18–24 Ref Ref
    25–34 0.68 0.47, 0.98 0.040* 0.77 0.33, 1.82 0.550
    35–44 0.57 0.39, 0.82 0.003* 0.50 0.20, 1.22 0.129
    45–54 0.43 0.30, 0.62 <0.001* 0.35 0.14, 0.86 0.022*
    55–64 0.33 0.22, 0.49 <0.001* 0.46 0.18, 1.20 0.114
    65 + 0.14 0.09, 0.23 <0.001* 0.14 0.04, 0.42 0.001*
Gender
    Female Ref Ref
    Male 2.01 1.62, 2.48 <0.001* 1.30 0.77, 2.19 0.318
Race/Ethnicity
    White, Not Hispanic Ref Ref
    Black, Not Hispanic 0.70 0.51,0.96 0.026* 0.82 0.34, 1.97 0.654
    Hispanic 1.13 0.68, 1.87 0.632 0.63 0.23, 1.70 0.359
    Other 1.38 0.94, 2.04 0.099 1.10 0.42, 2.86 0.850
Employment status
    Employed Ref Ref
    Not employed 0.64 0.43, 0.97 0.034* 0.53 0.21, 1.33 0.179
    Other 0.56 0.43, 0.73 <0.001* 0.75 0.39, 1.46 0.400
Household income
    Less than $25,000 Ref Ref
    $25,000 – $49,999 1.22 0.89, 1.67 0.220 1.52 0.68, 3.43 0.311
    $50,000 – $74,999 1.04 0.73, 1.48 0.821 1.46 0.59, 3.64 0.414
    $75,000 or more 1.53 1.14, 2.06 0.005* 1.32 0.64, 2.73 0.450
Marital status
    Married Ref Ref
    Not married 1.09 0.88, 1.35 0.415 1.57 0.93, 2.66 0.091
State of residence
    Alabama Ref Ref
    Florida 0.78 0.57, 1.07 0.125 1.95 1.02, 3.72 0.043*
    Louisiana 0.58 0.43, 0.78 <0.001* 1.15 0.61,2.17 0.655
    Mississippi 0.97 0.67, 1.41 0.876 0.47 0.18, 1.24 0.126
General health status
    Poor or fair Ref Ref
    Good 1.56 1.10, 2.22 0.013* 0.85 0.33, 2.16 0.729
    Excellent or very good 2.15 1.57, 2.94 <0.001* 1.36 0.64, 2.89 0.426
Physical health status
    Poor or fair Ref Ref
    Good 1.61 1.17, 2.21 0.004* 1.59 0.68, 3.70 0.282
    Excellent or very good 2.27 1.72, 2.99 <0.001* 2.02 0.96, 4.26 0.063
Mental health status
    Poor or fair Ref Ref
    Good 1.68 1.11,2.56 0.015* 0.36 0.13, 0.98 0.046*
    Excellent or very good 1.77 1.24, 2.52 0.002* 0.69 0.29, 1.62 0.393

Data source: CDC, Gulf States Population Survey, 2010–2011.

*

P value < 0.05

OR: odds ratio

CI: confidence interval