Table 1

 Subjects in intervention and control groups at baseline

Intervention group(81 houses)Control group(83 houses)
Data expressed as n (%) unless otherwise indicated.
Numbers do not always add up to totals because of missing data.
No. of subjects at baseline115 (44M, 71F)117 (49M, 68F)
Mean (SD) age (years)26.4 (16.2)27.1 (16.0)
Current smokers28 (25)40 (34)
Positive skin test to mould38/101 (38)41/94 (44)
Preventer medication in last 4 weeks90 (78)89 (76)
Reliever medication in last 4 weeks81 (70)78 (67)
Wheeze in last 4 weeks85 (74)95 (81)
Wheeze disturbs sleep:
    Never47 (41)35 (30)
    Less than weekly18 (16)31 (26)
    At least weekly49 (43)51 (44)
Wheeze limits speech23 (20)17 (15)
Wheeze affects activity:
    Not at all43 (37)48 (41)
    A little40 (35)46 (39)
    Moderately25 (22)14 (12)
    A lot7 (6)9 (8)
Rhinitis74 (64)71 (61)
Rhinoconjunctivitis44 (38)40 (34)
Rhinitis affects activity:
    Not at all61 (54)62 (53)
    A little32 (28)39 (34)
    Moderately15 (13)10 (9)
    A lot6 (5)5 (4)
No. with any follow-up data95 (83)87 (74)