Subject (no) | Sex | Age (years) | Time since initial diagnosis (years) | Last hospital admission (years) | Time since last use of inhaled or oral steroids | Current bronchodilator use | Smoking history |
---|---|---|---|---|---|---|---|

1 | M | 27 | 20 | n | >2 years | 2/week | n |

2 | M | 25 | >20 | n | >1 year | 2/week | x |

3 | F | 26 | >20 | n | >4 months | 1/day | x |

4 | F | 35 | 28 | n | 1 year | 1/week | n |

5 | M | 32 | 20 | n | childhood | <1/month | c |

6 | F | 22 | Childhood | n | >1 year | <1/month | n |

7 | F | 24 | Childhood | n | 6 months | 2/day^{1-150}
| c |

8 | F | 19 | Childhood | n | n | <1/month | c |

9 | F | 37 | 7 | n | n | 1/week | x |

10 | M | 24 | 19 | n | 8 months | 2/day | n |

11 | M | 29 | Childhood | n | n | <1/month | n |

12 | F | 32 | Childhood | n | n | <1/month | n |

13 | F | 24 | Childhood | n | >5 years | 1/day | x |

14 | M | 28 | 22 | n | >15 years | <1/month | n |

15 | M | 30 | 23 | 13 | >6 years | 1/week | x |

16 | M | 32 | 21 | n | n | 2/month | n |

17 | M | 24 | 18 | 4 | >1 year | 1/week | n |

18 | F | 18 | 4 | n | 6 months | 2/week | n |

19 | M | 22 | 11 | n | n | 1/week | n |

20 | M | 25 | 15 | 10 | >1 year | 1/day | n |

21 | M | 34 | 2 | n | >2 years | 1/day^{1-150}
| x |

22 | M | 25 | 13 | 13 | 7 years | 1/month | n |

23 | M | 20 | 11 | n | n | 2/week | n |

n = never; c = current smoker; x = ex-smoker.

↵1-150 Nocturnal symptoms 1–2/week.