Table 1

Healthy Lifestyle Index, child and family characteristics, International Study of Asthma and Allergies in Childhood phase III (n=70 795)

Healthy Lifestyle Index components
 No parental smoking40 357 (57.0)
 Child’s healthy body mass index52 481 (74.1)
 Child’s adherence to Mediterranean diet29 084 (41.1)
 Child’s physical activity43 836 (61.9)
 Child’s no sedentary behaviour11 691 (16.5)
Child’s health outcomes
 Current wheeze, yes7343 (10.5)
 Missing data808
 Asthma ever, yes6990 (10.1)
 Missing data1426
 Current symptoms of rhinoconjunctivitis6438 (10.9)
 Missing data11 704
 Hay fever ever, yes7031 (10.5)
 Missing data3965
 Current symptoms of eczema5612 (8.5)
 Missing data4 648
 Eczema ever, yes12 352 (18.6)
 Missing data4288
Region of the world
 Western Europe21 002 (29.6)
 Northern and Eastern Europe8478 (12.0)
 Eastern Mediterranean9474 (13.4)
 Latin America19 825 (28.0)
 Asia Pacific8615 (12.2)
 Oceania3401 (4.8)
Gross national income
 Low income1438 (2.0)
 Low middle income11 742 (16.6)
 Upper middle income28 383 (40.1)
 High income29 232 (41.3)
Maternal education level
 Primary13 246 (20.6)
 Secondary28 390 (44.1)
 Terciary22 716 (35.3)
 Missing data6443
Sex of the child
 Male35 122 (49.6)
 Female35 673 (50.4)
Child’s age (years)6.6 (0.5)
Ever breastfed53 496 (79.7)
 Missing data3645
Siblings, yes54 369 (83.6)
 Missing data5803
Pets at home, yes23 765 (35.9)
 Missing data4663
Paracetamol use for fever, yes44 464 (64.9)
 Missing data2315
  • Data are n (%) or mean (SD).