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Table 7 Logistic regression models for a priori relationships of interest. Each model is bivariate, with one predictor variable and one outcome variable

From: Medical, nursing, and physician assistant student knowledge and attitudes toward climate change, pollution, and resource conservation in health care

Logistic regression models for a priori relationships of interest
Outcome variablePredictor variableOdds ratio (95% CI)p-value
Incorrect answer to the question:Of all US greenhouse gas emissions, what percentage do you think is emitted by the health care sector?Concerned about pollution stemming from the health care industry
(n = 266)
 0.014
Disagree / Strongly disagree5.39 (1.46, 19.84) 
Neither agree nor disagree2.38 (1.07, 5.29) 
Agree1.51 (0.85, 2.66) 
Strongly Agree1.00 (ref) 
Concerned about the health impacts of climate change.
(n = 266)
 0.52
Disagree0.99 (0.16, 6.08) 
Neither agree nor disagree2.97 (0.62, 14.16) 
Agree1.09 (0.62, 1.93) 
Strongly Agree1.00 (ref) 
Disagreementawith statement:Physicians and health professionals have a responsibility to conserve resources and prevent pollution within their professional practice.Knowledge of percentage of US greenhouse gas emissions emitted by the health care sector
(n = 261)
 0.27
Incorrect1.64 (0.66, 4.09) 
Correct1.00 (ref) 
Knowledge of burden of disease associated with pollution from the health care sector
(n = 261)
 0.12
Incorrect2.26 (0.75, 6.82) 
Correct1.00 (ref) 
Disagreementawith statement:It is important to understand this issue [pollution, climate change, and health] because physicians/nurses/physician assistants have an important role to play in educating patients and the public about the impacts of pollution and climate change on health.Age (years)
(n = 254)
 0.85
18–240.94 (0.48, 1.83) 
≥251.00 (ref) 
Gender
(n = 252)
 0.0038
Female0.40 (0.22, 0.74) 
Male1.00 (ref) 
Geographic place of origin
(n = 254)
 0.22
Connecticut1.22 (0.37, 4.02) 
Other state0.67 (0.22, 1.99) 
Outside US1.00 (ref) 
School
(n = 261)
 0.0008
Medical4.55 (1.55, 13.39) 
Nursing1.60 (0.44, 5.85) 
Physician Assistant1.00 (ref) 
Year in Medical School
(n = 162)
 0.15
10.92 (0.28, 2.99) 
21.19 (0.36, 3.93) 
31.12 (0.30, 4.13) 
42.74 (0.91, 8.25) 
5 (research year)1.00 (ref) 
Disagreementawith statement:Physicians and health professionals have a responsibility to conserve resources and prevent pollution within their professional practice.Age (years)
(n = 254)
 0.21
18–241.78 (0.74, 4.28) 
≥251.00 (ref) 
Gender
(n = 252)
 0.045
Female0.42 (0.18, 0.97) 
Male1.00 (ref) 
Geographic place of origin
(n = 254)
 0.22
Connecticut0.39 (0.092, 1.65) 
Other state0.31 (0.090, 1.05) 
Outside US1.00 (ref) 
School
(n = 261)
 0.24
Medical2.92 (0.66, 13.04) 
Nursing1.80 (0.31, 10.28) 
Physician Assistant1.00 (ref) 
Year in Medical School
(n = 162)
 0.90
12.03 (0.38, 10.95) 
21.15 (0.18, 7.46) 
31.73 (0.26, 11.38) 
41.60 (0.29, 8.93) 
5 (research year)1.00 (ref) 
  1. aDisagreement is defined as: Strongly disagree, Disagree, or Neither agree nor disagree