Table 1

 Demographic characteristics by fruit consumption per day

Exposure variableAllFruit consumption per day
<2⩾ 2p Value
BMI, body mass index.
*Numbers do not correspond to the total due to missing values.
N690134 (19.4)556 (80.6)
Age group (years)
    7–12396 (57.4)73 (18.4)323 (81.6)0.479
    13–14165 (23.9)31 (18.8)134 (81.2)
    15–18129 (18.7)30 (23.3)99 (76.7)
Sex
    Male331 (48.0)69 (19.2)290 (80.8)0.890
    Female359 (52.0)65 (19.6)266 (80.4)
Current parental farming
    Full time301 (43.6)62 (20.6)239 (79.4)0.752
    Part time297 (43.1)56 (18.9)241 (81.1)
    No farming92 (13.3)16 (17.4)76 (82.6)
Father’s education
    None27 (3.9)7 (25.9)20 (74.1)0.366
    Primary school337 (48.8)71 (21.1)266 (78.9)
    Secondary school301 (43.6)50 (16.6)251 (83.4)
    University25 (3.6)6 (24.0)19 (76.0)
Mother’s education
    None29 (4.2)8 (27.6)21 (72.4)0.389
    Primary school229 (33.2)46 (20.1)183 (79.9)
    Secondary school398 (57.7)71 (17.8)327 (82.2)
    University34 (4.9)9 (26.5)25 (73.5)
Parental asthma
    Yes47 (6.8)9 (19.1)38 (80.9)0.989
BMI*
    Normal466 (67.5)90 (19.3)376 (80.7)0.687
    Overweight150 (21.7)30 (20.0)120 (80.0)
    Obese54 (7.8)13 (24.1)41 (75.9)
Number of older siblings
    0276 (20.4)59 (21.4)217 (78.6)0.266
    1211 (26.1)45 (21.3)166 (78.7)
    2109 (21.2)16 (14.7)93 (85.3)
    ⩾394 (32.3)14 (14.9)80 (85.1)
Symptoms: atopy
    Wheezing ever116 (16.8)25 (21.6)91 (78.4)0.525
    Current wheezing32 (4.6)9 (28.1)23 (71.9)0.202
    Allergic rhinitis ever129 (18.7)34 (26.4)95 (73.6)0.029
    Current allergic rhinitis92 (13.3)17 (18.5)75 (81.5)0.801
    Atopy154 (22.3)33 (21.4)121 (78.6)0.501