Participant characteristics
| Characteristics of adolescents assigned in the intervention | |
| Characteristics | Frequency/mean (SD)/per cent |
| Adolescent age, mean (SD) | 15 (0.21) years |
| Adolescents age category | |
| 10–14 | 60 (39.22) |
| 15–19 | 93 (60.78) |
| Adolescents gender | |
| Male | 78 (49.02) |
| Female | 75 (43.8) |
| Languages of adolescent during interview | |
| Amharic | 62 (40.52) |
| Wolaytigna | 27 (17.65) |
| Gamogna | 39 (25.49) |
| Gofigna | 13 (8.5) |
| Arigna | 6 (3.3) |
| Konsegna | 6 (3.3) |
| Educational status of adolescent | |
| Grades 1–8 | 97 (63.40) |
| Grade 9 and above | 56 (36.60) |
| Residence of adolescent | |
| Urban | 111 (72.55) |
| rural | 42 (27.45) |
| Living arrangement | |
| Live alone | 10 (6.54) |
| Live with family | 143 (93.46) |
| Psychosocial peer-support | |
| Participate | 47 (30.72) |
| Do not participate | 106 (69.28) |
| Interviewee characteristics | |
| Adolescents (sex/age) | |
| Male (10–14 years) | 2 |
| Female (10–14 years) | 3 |
| Male (15–19 years) | 2 |
| Female (15–19 years) | 3 |
| Adolescents level of education | |
| Grades 1–8 | 5 |
| Grade 9 and above | 5 |
| healthcare providers (sex) | |
| Male | 1 |
| Female | 1 |
| Parent/caregiver (sex) | |
| Non-biological caregiver | 2 (1 male and 1 female) |
| Biological | 2 (1 mother and 1 father) |