Table 3

ORs for heated tobacco smokers against occupational class and other factors

CharacteristicsN (%) or mean (SD)OR (95% CI)
NeverHTPsCrudeModel 1*Model 2†
Totaln=4580n=229
 Office workers518 (11.3%)63 (27.5%)2.98 (2.20 to 4.03)1.99 (1.42 to 2.78)1.97 (1.40 to 2.77)
 Full-time employment988 (21.6%)99 (43.2%)2.77 (2.11 to 3.63)1.75 (1.21 to 2.53)1.73 (1.20 to 2.50)
 Age45.8 (13.5)42.4 (11.1)0.98 (0.97 to 0.99)1.00 (0.99 to 1.02)1.00 (0.99 to 1.01)
 Female3569 (77.9%)119 (52.0%)0.31 (0.23 to 0.40)0.50 (0.34 to 0.72)0.50 (0.35 to 0.73)
 Total knowledge2.5 (1.3)3.0 (1.4)1.33 (1.20 to 1.47)1.34 (1.21 to 1.48)
Malen=1011n=110
 Office workers304 (30.1%)55 (50.0%)2.33 (1.56 to 3.46)2.15 (1.37 to 3.36)2.09 (1.33 to 3.28)
 Full-time employment658 (65.1%)90 (81.8%)2.41 (1.46 to 3.99)3.52 (2.05 to 6.04)3.48 (2.02 to 5.99)
 Age34.9 (11.9)38.3 (9.9)1.02 (1.01 to 1.04)1.03 (1.01 to 1.05)1.03 (1.004 to 1.05)
 Total knowledge2.4 (1.4)3.0 (1.4)1.35 (1.17 to 1.55)1.31 (1.13 to 1.53)
Femalen=3569n=119
 Office workers214 (6.0%)8 (6.7%)1.13 (0.54 to 2.35)1.04 (0.50 to 2.17)1.11 (0.53 to 2.32)
 Full-time employment330 (9.2%)9 (7.6%)0.80 (0.40 to 1.60)0.51 (0.24 to 1.08)0.51 (0.24 to 1.09)
 Age48.9 (12.2)46.1 (10.7)0.98 (0.97 to 0.997)0.98 (0.96 to 0.99)0.98 (0.96 to 0.99)
 Total knowledge2.6 (1.3)3.1 (1.4)1.34 (1.17 to 1.54)1.35 (1.18 to 1.55)
  • *ORs for heated tobacco smokers against occupational class were estimated with unconditional logistic regression, adjusted for age, sex and employment type.

  • †Additional adjustment for smoking-related health knowledge.

  • HTPs, heated tobacco products.