Table 1: Characteristics of participating and non-participating male unaccompanied refugee minors at arrival in Norway. Figures are given as number (%) when others not specified.

  Participants
N = 160
Non-participants
N = 44
Age, self reported    
   Mean years (SD) 16.23 (0.83) 16.09 (0.77)
   Range 14 - 20 15 - 17
Age, assessed by authorities    
   Mean years (SD) 18.48 (2.28) 18.32 (2.95)
   Range 15 - 28 15 - 27
Nationality    
   Afghan 122 (76.3) 34 (77.3)
   Somalian 35 (21.9) 9 (20.5)
   Iran 3 (1.9) 1 (2.3)
Literacy, selfreported 60 (37.8) 12 (27.3)
Years of education ≥ 5 73 (45.8) 15 (34.1)
Loss of parent    
Father 104(65.0) 27 (61.4)
Mother 38(23.8) 9 (20.5)
Both 35(21.9) 8 (18.2)
HCL-25, mean (SD) 1.75 (0.44) 1.76 (0.36)
PTSS-16, mean (SD) 34.60 (9.31) 35.33 (9.37)