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Table 5 Parameters of logistic regression models for smoking initiation during the lockdown among exclusive users (n = 142)

From: Vaping during the COVID-19 lockdown period in Belgium

  b (SE) Odds Ratio (95% CI) R2 (Nagelkerke)
Model 1    .23
 Intercept −4.17 (1.01) ***   
 E-liquid stock 3.08 (1.04) ** 21.67 (2.81, 166.98)  
Model 2    .57
 Intercept −3.37 (0.51) ***   
 E-liquid purchase 4.35 (0.70) *** 77.33 (19.67, 303.99)  
Model 3    .29
 Intercept −2.54 (0.35) ***   
 Hardware purchase 2.86 (0.58) *** 17.42 (5.59, 54.23)  
Model 4    .59
 Intercept −4.17 (1.01) ***   
 E-liquid stock 1.34 (1.17) 3.84 (0.39, 38.02)  
 E-liquid purchase 3.87 (0.98) *** 47.77 (7.02, 325.08)  
 Hardware purchase −0.08 (0.96) 0.92 (0.14, 6.04)  
  1. Note: ** p < 0.01; *** p < 0.001