. Author manuscript; available in PMC: 2023 Feb 13.

Published in final edited form as: J Expo Sci Environ Epidemiol. 2022 Aug 13;33(1):21–31. doi: 10.1038/s41370-022-00462-5

Table 4.

Associations between survey respondents’ demographics and outage experiences or preparedness

Outcome	Variable	Odds ratio (95% confidence interval)^a

Experienced power outage lasting 24+ hours in past year	Educational attainment
	Bachelors degree or more	-
	Less than bachelors degree	0.82 (0.61, 1.10)
	Electricity-dependent medical device usage
	No household DME^b use	-
	Household DME^b use	1.95 (1.33, 2.85)
	Age
	Less than 65 years	-
	65+	0.52 (0.34, 0.79)
	Primary racial/ethnic identity
	White or Caucasian	-
	Black or African American	1.67 (1.06, 2.61)
	Hispanic or Latino	1.15 (0.81, 1.64)
	Other ^c	0.83 (0.49, 1.44)

Met basic preparedness prior to outage experience	Educational attainment
	Bachelors degree or more	-
	Less than bachelors degree	0.68 (0.46, 1.01)
	Electricity-dependent medical device usage
	No household DME^b use	-
	Household DME^b use	1.00 (0.63, 1.57)
	Age
	Less than 65 years	-
	65+	2.50 (1.27, 4.90)
	Primary racial/ethnic identity
	White or Caucasian	-
	Black or African American	0.92 (0.54, 1.57)
	Hispanic or Latino	0.81 (0.50, 1.30)
	Other ^c	1.24 (0.60, 2.57)

Met basic preparedness at time of survey	Experienced power outage lasting 24+ hours in past year
	No	-
	Yes	1.53 (1.16, 2.03)

Adjusted for county level characteristics: urban/rural classification, populations density, and median household income and individual-level characteristics: age, gender, educational attainment, and primary racial/ethnic identity

DME: Durable Medical Equipment

Other includes American Indian or Alaskan Native, Asian, Native Hawaiian or Pacific Islander, and Other primary racial/ethnic identity categories