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Table 1 Sociodemographic and HRQoL characteristics of the study sample.

From: Impact of recent life events on the health related quality of life of adolescents and youths: the role of gender and life events typologies in a follow-up study

  Baseline (2003) Follow-up (2006)
   Boys N = 204 Girls N = 219   Boys N = 204 Girls N = 219  
   Mean [%] (SD) Mean [%](SD) P-value * Mean [%] (SD) Mean [%] (SD) P-value
Sociodemographics Age 12.1 (2.82) 12.7 (2.86) 0.46 15.1 (2.82) 15.7 (2.86) 0.41
  Pubertal Development** NA NA   15.3 (5.33) 18 (4.48) <0.001
  Parental level of education       
  Low [50.5%] (50) [48.6%] (50) 0.93 [39.1%] (18.8) [40.0%] (49) 0.98
  Medium [25.5%] (43.6) [20.7%] (40.6)   [34.4%] (47.5) [28.3%] (45)  
  High [24%] (42.7) [30.7%] (46.1)   [26.5%] (44.1) [31.7%] (46.5)  
  Socioeconomic level       
  Low [21.5%] (41.1) [16.8%] (37.4)   [13.7%] (34.4) [16.1%] (36.8) 0.98
  Medium [47.5%] (49.9) [52.3%] (49.9) 0.93 [54.8%] (49.8) [52.1%] (50)  
  High [31%] (46.2) [30.8%] (46.2)   [31.5%] (46.4) [31.8%] (46.6)  
Health Related Quality of Life (KIDSCREEN) Overall score (KS-10) 54.5 (10.7) 52.9 (11.9) 0.93 50.5 (8.58) 49.4 (9.42) 0.89
  Physical Well-being 54.2 (10.3) 50.4 (11.5) 0.005 50.7 (9.39) 46.6 (10.3) < 0.001
  Psychological Well-being 54.8 (10.3) 52 (11.2) 0.07 51.5 (9.02) 49.9 (9.76) 0.41
  School Environment 53 (10.7) 53.5 (10.7) 0.93 50.1 (10.1) 51.8 (8.97) 0.41
  Parent Relation & Home Life 53.2 (9.03) 53.1 (10.7) 0.93 51.5 (8.80) 51.5 (9.16) 0.98
  Social support and Peers 53.5 (8.90) 53.9 (9.17) 0.93 49.3 (8.27) 52.1 (9.06) 0.06
  1. The Spanish KIDSCREEN follow-up study
  2. * Comparison between boys and girls using t-test for continuous variables or χ2 test for categorical variables. P-values adjusted for multiple testing with the Hochberg method
  3. ** Pubertal Development was not available at baseline