Table 2

Study subjects' demographic and clinical characteristics

Controlled asthmaSevere asthmaControlled versus severe asthma
Subjects n158163
Age yr40.9±14.342.4±12.1ns
Sex ratio female:male1.6:14.4:1p<0.001
Height cm
Weight kg
BMI kg·m−2
Systolic BP mmHg
Diastolic BP mmHg
Heart frequency beats·min−1
Respiratory rate per min
Dose of inhaled steroid#666±2851676±667p<0.001
  • All data are expressed as mean±sd unless otherwise indicated

  • BMI: body mass index

  • BP; blood pressure

  • #: steroid expressed as beclomethasone equivalents

  • : for males and females combined