Table 1 Age and survey year adjusted early life descriptive characteristics of former students (full sample) by presence or absence of respiratory disease in early life
Bronchitis/pneumonia/asthmap Value
Age* (y) (n, median)155019.7799419.50.14†
⩾3 siblings (n (%))154920.6799121.50.44
Firstborn (n (%))152858.0789954.10.005
Manual father’s occupation (n (%))14947.376857.30.67
Height (cm) (n, mean)1541174.97956174.80.40
Body mass index (kg/m2) (n, mean)153921.4795121.60.01
Systolic blood pressure (mm Hg) (n, mean)1542130.67944130.70.07
Diastolic blood pressure (mm Hg) (n, mean)154077.6792577.00.31
Smoking (n (%))14788.675878.50.77
Alcohol consumption (n (%))132953.4691354.60.09
Hay fever (n (%))155012.079945.3<0.001
Eczema and/or urticaria (n (%))15507.779942.7<0.001
No of childhood infectious diseases‡ (n, mean)15503.0679942.87<0.001
  • Glasgow Alumni Cohort, 1948–1968.

  • *Not adjusted for age.

  • †Wilcoxon rank sum test.

  • ‡Childhood infectious diseases included mumps, measles, rubella, chickenpox, whooping cough, scarlet fever, diphtheria and jaundice.