Impact of Coal Mining on Self-Rated Health among Appalachian Residents

Table 2

Ordinal logistic regression univariable models for association between SRH and covariates.

Covariate	OR	95% Wald confidence limits		value
Age	0.98	0.97	0.99	<0.01
BMI	0.92	0.89	0.95	<0.01
Sex				0.77
Female	1.00
Male	1.05	0.75	1.49
Smoking status				<0.01
Not at all	1.00
Some days	0.81	0.39	1.65
Every day	0.36	0.23	0.59
Income level				<0.01
Under $25,000	1.00
$25,000 up to $49,999	1.65	1.00	2.73
$50,000 up to $74,999	4.16	2.45	7.08
$75,000 or more	3.77	2.36	6.04
Education level				<0.01
High school or less	1.00
Some college/associates	1.35	0.88	2.07
Bachelors or more	4.79	3.08	7.43
Number of coal mines nearby				0.40
0	1.00
1 or 2	0.94	0.57	1.54
3 or 4	0.68	0.41	1.13
5 or 6	0.75	0.45	1.23
Employed in coal-related occupation				0.04
No	1.00
Yes	0.65	0.44	0.98

Statistically significant at .
Statistically significant at .