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Table 2 Estimated odds ratios (OR) and adjusted odds ratios (AOR) for predictors of GSDOA awareness among participants as determined by hierarchical logistic regression

From: Awareness and knowledge of the Good Samaritan Drug Overdose Act among people at risk of witnessing an overdose in British Columbia, Canada: a multi-methods cross sectional study

  GSDOA Awarenessa
  Simple Bivariate OR (95% CI) Block 1 (Demographics) AOR (95% CI) Block 2 (Overdose Response) AOR (95% CI) Block 3 (Overdose Characteristics) AOR (95% CI)
Demographic Characteristics
Age (years)
  16 – 24
  25 – 34 2.31 (1.24, 4.31) ** 2.15 (1.14, 4.07) * 2.77 (1.42, 5.41) ** 2.18 (1.09, 4.35) *
  35 – 44 1.89 (1.02, 3.51) * 1.74 (0.92, 3.28) 2.06 (1.07, 3.96) * 1.59 (0.81, 3.14)
  45 – 54 1.35 (0.74, 2.47) 1.24 (0.66, 2.32) 1.42 (0.75, 2.69) 1.21 (0.62, 2.34)
  55 +  1.43 (0.71, 2.90) 1.31 (0.63, 2.71) 1.47 (0.70, 3.10) 1.36 (0.63, 2.95)
Gender
  Cis man
  Cis woman 0.96 (0.63, 1.47) 1.02 (0.66, 1.58) 0.91 (0.58, 1.42) 1.01 (0.63, 1.60)
  Trans and gender expansive 0.37 (0.12, 1.11) 0.47 (0.15, 1.47) 0.46 (0.15, 1.45) 0.54 (0.17, 1.72)
Overdose Response Resources
Cellphone possession
  Yes 1.71 (1.10, 2.66) *   2.15 (1.34, 3.47) ** 2.36 (1.44, 3.86) ***
  No  
Overdose Characteristics
Perceived risk of overdoseb
  Ever 1.82 (1.21, 2.75) **    1.47 (0.93, 2.31)
  Never   
Opioid overdose witnessed
  Yes 2.62 (1.70, 4.05) ***    2.29 (1.42, 3.70) ***
  No   
  LR Pseudo–R2   0.019 0.040 0.080
  Pseudo–R2 change   0.019 0.021** 0.040 ***
  1. Reference categories are denoted by “—"; *p < 0.05, **p < 0.01, ***p < 0.001
  2. aFinal model size = 340 after excluding individuals with “unknown” responses for all variables
  3. b “Never” = “Never”; “Ever” = “Rarely/sometimes/often/all the time”