Table 1

Characteristics of the study participants aged 15–18 years, The Tromsø Study, Fit Futures 1

GirlsBoys
CharacteristicsNumberMean (SD)NumberMean (SD)p Value
Age (years)46916.6 (0.41)49216.6 (0.41)0.278
Height (cm)467164.9 (6.5)492176.9 (6.70)<0.001
Weight (kg)46760.9 (11.5)49270.2 (14.4)<0.001
Menarche age girls (years)46112.97 (1.20)
Puberty boys, PDS (completed/underway/barely started) (%)3876.7/57.9/14.0
Screen time (h)
 Daily in weekends4634.00 (2.3)4845.06 (2.7)<0.001
 Daily in weekdays4643.24 (2.0)4853.83 (2.2)<0.001
  • Statistically significant results at 5% level displayed in bold.

  • PDS, Pubertal Development Scale.