 age                                                                                                  \<00                                                   0000      000 (00.0)         0000          000 (0.0)     00-00                                                 00000      0000 (00.0)        00000         000 (0.0)     ≥00                                                    0000      000 (00.0)         0000          000 (0.0)   Household occupation                                                                                          Professional workers                                   0000       000 (0.0)         0000          000 (0.0)     Employees                                             00000      0000 (00.0)        00000         000 (0.0)     Self-employed/Part-time workers/Unemployed             000       000 (00.0)          000           00 (0.0)   Maternal smoking                                                                                              Never smoked                                          00000      0000 (00.0)        00000         0000 (0.0)     Ex- or current-smoker                                  000       000 (00.0)          000          00 (00.0)   