| Fathers who smoked (n = 822) | Mothers who smoked (n = 823) |  | Working fathers who smoked (n = 805) | Working mothers who smoked (n = 385) |  | ||||
---|---|---|---|---|---|---|---|---|---|---|
 | Mean (n) | SD (%) | Mean (n) | SD (%) | p-value a) | Mean (n) | SD (%) | Mean (n) | SD (%) | p-value a) |
Socio-economic status | ||||||||||
 Years of education | 14.5 | 2.1 | 12.8 | 2.1 | < 0.001* | 14.5 | 2.0 | 13.1 | 2.1 | < 0.001* |
 Employment status |  |  |  |  | < 0.001* |  |  |  |  |  |
  Unemployed | 17 | 2.1 | 438 | 53.2 |  |  |  |  |  |  |
  Employed | 805 | 97.9 | 385 | 46.8 |  |  |  |  |  |  |
Possible mediating variables | ||||||||||
 Perceived descriptive norms | 3.8 | 1.8 | 4.1 | 2.1 | 0.005* | 3.8 | 1.8 | 3.9 | 2.1 | 0.625* |
 Perceived subjective norms | 3.2 | 0.7 | 3.3 | 0.9 | 0.038* | 3.2 | 0.7 | 3.2 | 0.8 | 0.993* |
 Household members smoke indoors | ||||||||||
  No or not living with an adult | 646 | 78.6 | 286 | 34.8 | < 0.001* | 632 | 78.5 | 138 | 35.8 | < 0.001* |
  One member smokes | 122 | 14.8 | 370 | 45.0 |  | 119 | 14.8 | 175 | 45.5 |  |
  More than two members smoke | 54 | 6.6 | 167 | 20.3 |  | 54 | 6.7 | 72 | 18.7 |  |
 Worksite smoking ban | ||||||||||
  No smoking ban or no worksite |  |  |  |  |  | 138 | 17.1 | 89 | 23.1 | 0.014* |
  Partial or complete smoking ban |  |  |  |  |  | 667 | 82.9 | 296 | 76.9 |  |
Socio-demographic status | ||||||||||
 Age (years) | 38.9 | 6.8 | 31.5 | 6.0 | < 0.001* | 38.9 | 6.8 | 32.2 | 6.1 | < 0.001* |
 Age of the youngest child (years) | 3.1 | 2.0 | 2.5 | 2.0 | < 0.001* | 3.1 | 2.0 | 2.9 | 1.9 | 0.168* |
 Marital status | ||||||||||
  Unmarried | 16 | 2.0 | 53 | 6.4 | < 0.001* | 14 | 1.7 | 40 | 10.4 | < 0.001* |
  Married | 806 | 98.1 | 770 | 93.6 |  | 791 | 98.3 | 345 | 96.6 |  |
 Smokes indoors | ||||||||||
  No | 527 | 64.1 | 296 | 36.0 | < 0.001* | 518 | 64.4 | 151 | 39.2 | < 0.001* |
  Yes | 295 | 35.9 | 527 | 64.0 |  | 287 | 35.7 | 234 | 60.8 |  |