Table 2. Incidence of Protective and Social Risk Factors for Depression and Anxiety by Age with Significant Differences Between Female and Male Adolescents*
Factor by AgeGirls (%)Boys (%)Significance
Trouble sleeping
    14 years9.04.0.044
    15 years9.93.9.034
    16 years8.73.7.057
    17 years———
Feeling tired
    14 years———
    15 years14.15.0.005
    16 years20.98.6.001
    17 years14.16.6.040
Stressed
    14 years15.17.5.018
    15 years16.33.9.000
    16 years20.97.4.000
    17 years15.34.4.002
Parents listen†
    14 years———
    15 years19.26.7.001
    16 years17.06.7.004
    17 years———

  • ↵* Student's t tests were used establish these differences.

  • ↵† Indicates variable is a protective factor.

  • —, insignificant differences.