Skip to main content

Table 4 Characteristics (mean and standard deviation) of the 766 subjects considered for estimation and validation of the reference values

From: Reference values of Forced Expiratory Volumes and pulmonary flows in 3–6 year children: a cross-sectional study

Gender Age (yrs) N Height (cm) m (sd) § Weight (kg) m (sd) § BMI* m (sd) §
Males 3 19 104.6 (3.5) 16.3 (1.9) 14.9 (1.5)
  4 181 107.3 (4.9) 17.8 (2.6) 15.4 (1.8)
  5 177 113.3 (4.6) 19.9 (2.8) 15.4 (1.8)
  6 29 118.7 (5.5) 22.9 (4.2) 16.2 (2.2)
  Total 406 110.5 (5.9) 18.9 (3.1) 15.4 (1.8)
Females 3 15 105.1 (4.4) 17.9 (1.8) 16.2 (1.2)
  4 163 108.9 (4.7) 18.7 (2.5) 15.7 (1.7)
  5 162 114.7 (5.5) 21.1 (3.7) 16.0 (2.1)
  6 20 119.3 (5.7) 24.3 (6.0) 17.0 (3.3)
  Total 360 112.0 (5.6) 20.1 (3.0) 16.0 (1.9)
Whole group 3 34 104.9 (4.0) 17.4 (1.9) 15.8 (1.4)
  4 344 108.2 (4.9) 18.3 (2.6) 15.6 (1.8)
  5 329 114.0 (5.1) 20.5 (3.4) 15.7 (2.0)
  6 49 119.1 (5.6) 23.8 (5.4) 16.7 (2.9)
  Total 766 111.3 (6.2) 19.6 (3.5) 15.7 (1.9)
  1. * BMI = Body Mass Index
  2. § m (sd) = mean (standard deviation)