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. 2018 Feb 3;15(2):258. doi: 10.3390/ijerph15020258

Table 2.

Descriptive statistics, internal consistency reliability, and inter-variable correlations of all measurement scales.

Caption Self-Esteem Self-Efficacy Peers School Triad Family Violence Cronbach’s α
Self-esteem 1.0 0.81 (8 items)
Self-efficacy 0.58 ** 1.0 0.76 (10 items)
Peers −0.07 ** 0.05 ** 1.0 0.70 (3 items)
School 0.26 ** 0.13 ** −0.52 ** 1.0 0.77 (13 items)
Triad −0.05 0.07 * 0.57 ** −0.40 ** 1.0 0.71 (3 items)
Family −0.22 ** −0.10 ** 0.29 ** −0.29 ** 0.31 ** 1.0 0.72 (3 items)
Violence −0.11 ** 0.03 0.59 ** −0.44 ** 0.64 ** 0.69 ** 1.0 0.65 (5 items)
Mean 2.87 2.66 1.72 2.95 0.376 0.943 3.10
SD 0.52 0.39 0.58 0.39 0.69 0.851 3.06

Note: Peers, Susceptibility to negative peer pressure; School, Attachment /commitment to school; Triad, Triad’s influence; Family, Family conflict. Self-esteem, Self-efficacy, Peers, and School were coded in a four-point scale from 1 (Strongly Disagree /Surely Not) to 4 (Strongly Agree / Surely Yes); Triad and Family were coded in a five-point scale from 0 (Never) to 4 (Always); * p < 0.01, ** p < 0.001.