From: Detecting depression among adolescents in Santiago, Chile: sex differences
 |  | Mean (SD) |  |  | Item-total | ||
---|---|---|---|---|---|---|---|
BDI items | Total | Boys | Girls | p | Total | Boys | Girls |
1. Sadness | 0.72 (0.89) | 0.48 (0.81) | 0.94 (0.90) | <0.001 | 0.59 | 0.55 | 0.56 |
2. Pessimism | 0.68 (0.91) | 0.60 (0.85) | 0.75 (0.96) | 0.061 | 0.49 | 0.53 | 0.47 |
3. Past failure | 0.74 (0.82) | 0.59 (0.77) | 0.87 (0.84) | <0.001 | 0.52 | 0.48 | 0.51 |
4. Loss of pleasure | 0.79 (0.76) | 0.68 (0.75) | 0.89 (0.76) | <0.001 | 0.49 | 0.46 | 0.49 |
5. Guilty | 0.85 (0.74) | 0.72 (0.69) | 0.96 (0.77) | <0.001 | 0.52 | 0.44 | 0.55 |
6. Punishment | 0.91 (1.09) | 0.79 (0.97) | 1.02 (1.18) | 0.068 | 0.38 | 0.33 | 0.39 |
7. Self-dislike | 0.97 (0.95) | 0.77 (0.88) | 1.14 (0.98) | <0.001 | 0.52 | 0.49 | 0.50 |
8. Self-criticalness | 1.04 (0.94) | 0.76 (0.84) | 1.29 (0.95) | <0.001 | 0.55 | 0.42 | 0.56 |
9. Suicidal ideas | 0.68 (0.86) | 0.46 (0.72) | 0.87 (0.92) | <0.001 | 0.50 | 0.46 | 0.46 |
10. Crying | 1.10 (1.18) | 0.56 (1.00) | 1.56 (1.12) | <0.001 | 0.43 | 0.31 | 0.37 |
11. Agitation | 0.93 (0.91) | 0.89 (0.86) | 0.96 (0.94) | 0.529 | 0.34 | 0.32 | 0.38 |
12. Loss of interest | 0.88 (0.97) | 0.69 (0.85) | 1.03 (1.04) | <0.001 | 0.52 | 0.37 | 0.56 |
13. Indecisiveness | 0.88 (0.94) | 0.70 (0.85) | 1.03 (0.99) | <0.001 | 0.43 | 0.37 | 0.42 |
14. Worthlessness | 0.81 (0.90) | 0.62 (0.81) | 0.97 (0.95) | <0.001 | 0.60 | 0.54 | 0.61 |
15. Loss of energy | 0.97 (0.87) | 0.68 (0.73) | 1.21 (0.90) | <0.001 | 0.56 | 0.42 | 0.55 |
16. Insomnia | 1.40 (0.95) | 1.28 (0.93) | 1.51 (0.96) | 0.004 | 0.36 | 0.28 | 0.38 |
17. Irritability | 0.92 (0.92) | 0.71 (0.82) | 1.11 (0.96) | <0.001 | 0.49 | 0.32 | 0.52 |
18. Loss of appetite | 1.32 (0.99) | 1.14 (0.96) | 1.48 (1.00) | <0.001 | 0.41 | 0.28 | 0.45 |
19. Concentration difficulties | 1.32 (0.87) | 1.13 (0.84) | 1.49 (0.85) | <0.001 | 0.45 | 0.37 | 0.45 |
20. Tiredness or fatigue | 0.94 (0.88) | 0.74 (0.80) | 1.11 (0.90) | <0.001 | 0.60 | 0.54 | 0.60 |
21. Loss of libido | 0.48 (0.88) | 0.36 (0.74) | 0.43 (0.98) | 0.008 | 0.32 | 0.31 | 0.29 |
Total | 19.32 (10.45) | 15.33 (8.50) | 22.78 (10.76) | <0.001 | Â | Â | Â |