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Table 1 Means and item-total correlations of Beck Depression Inventory (BDI-II) according to sex in a sample of adolescents attending secondary schools in Santiago, Chile

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

   
  1. Total n=592; Boys n=275; Girls n=317.