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Table 2 Correlates of ever and current e-cigarette use in the adolescents from socially disadvantaged rural area in Poland

From: Use of electronic cigarettes among secondary and high school students from a socially disadvantaged rural area in Poland

  Ever e-cigarette users Current e-cigarette users
Characteristic Unadjusted OR (95 % CI) Adjusted OR (95 % CI) Unadjusted OR (95 % CI) Adjusted OR (95 % CI)
Gender
 Male 1.3 (1.1–1.5)** 1.3 (1.0–1.6)** 1.9 (1.6–2.2)* 1.7 (1.4–2.2)*
 Female 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
 Age (years) 1.1 (1.1–1.2)* 0.9 (0.8–1.0) 1.1 (1.1–1.2)* 0.9 (0.8–1.0)
School grade
 Secondary 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
 High 1.6 (1.3–1.9)* 1.1 (0.7–1.7) 1.5 (1.3–1.8) * 1.0 (0.6–1.7)
Father education
 Low 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
 Medium 0.9 (0.7–1.1) 1.5 (1.1–2.0)** 0.5 (0.4–0.7)* 0.9 (0.6–1.2)
 High 0.8 (0.6–0.9)** 1.1 (0.8–1.6) 0.4 (0.3–0.5)* 0.6 (0.4–0.9)**
Mother education
 Low 1.0 (Ref.) 1.0 Ref. 1.0 (Ref.) 1.0 (Ref.)
 Medium 0.9 (0.7–1.1) 0.8 (0.6–1.0) 1.0 (0.8–1.2) 0.9 (0.7–1.2)
 High 0.4 (0.3–0.5)* 0.5 (0.4–0.7)* 0.3 (0.2–0.3)* 0.5 (0.3–0.7)*
Money available per month
  ≤ 100 PLN 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
  > 100 PLN 0.7 (0.5–0.8)* 1.0 (0.8–1.3) 0.4 (0.3–0.5)* 0.8 (0.6–1.1)
Alcohol use
 Non-drinker (a) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.00 Ref.
 Moderate & Binge 5.6 (4.3–7.2)* 5.3 (4.0–7.1)* 5.0 (4.0–6.2)* 4.3 (3.2–5.7)*
Tobacco cigarette smoking status of the adolescents
 Never tobacco smoker 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
 Ever tobacco smoker 6.9 (5.5–8.6)* 6.7 (5.2–8.7)* 9.3 (7.2–12.2)* 7.5 (5.5–10.1)*
 Current tobacco smoker 12.9 (10.0–16.8)* 9.8 (7.2–13.3)* 48.6 (36.8–64.3)* 32.5 (23.2–45.5)*
Parental smoking
 None 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
 One or both parents 1.8 (1.5–2.1)* 1.4 (1.1–1.7)** 2.0 (1.7–2.4)* 1.4 (1.1–1.8)**
Friends smoking
 None 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
 Some 2.2 (1.7–2.9)* 1.4 (1.0–1.9)** 1.9 (1.5–2.4)* 1.5 (1.1–2.2)**
 Most or all 6.3 (4.8–8.4)* 2.3 (1.7–3.3)* 10.5 (8.0–13.7)* 4.5 (3.1–6.5)**
Perception that tobacco smoking is harmful to health
 No 1.9 (1.4–2.0)* 1.9 (1.3–2.7)* 2.9 (2.2–3.7)* 3.2 (2.2–4.7)*
 Yes 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
E-cigarette harm perception
 As harmful 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.) 1.0 (Ref.)
 Less harmful 1.1 (0.9–1.3) 1.8 (1.4–2.2)* 1.0 (0.8–1.1) 2.1 (1.7–2.7)*
 More harmful 2.9 (2.2–3.9)** 2.7 (1.9–3.8)* 0.6 (0.4–0.9)** 0.3 (0.2–0.6)*
School has the rules restricting e-cigarettes use
 Yes 1.0 (Ref.)   1.0 (Ref.) 1.0 (Ref.)
 No 1.2 (1.0–1.4)   1.5 (1.2–1.7)* 0.9 (0.7–1.2)
Smoking ban in a school building and in the school area
 Yes in all places 1.0 (Ref.)   1.0 (Ref.) 1.0 (Ref.)
 Yes in a school building but not in the school area 1.3 (1.0–1.8)   1.4 (1.1–2.0)** 0.7 (0.5–1.2)
 No 1.2 (1.0–1.5)   1.9 (1.6–2.3)* 1.0 (0.8–1.4)
  1. * ≤ 0.001
  2. ** < 0.05