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Psychology: Research and Review

Table 2 Multiple linear regression analysis for the association of JVQ score with executive function tests scores and JVQ score with IQ (adjusted by schooling of guardians)

From: A cross-sectional study of the association between exposure to violence, intelligence, and executive function in Brazilian youths

 

b (95%CI)

p

R2

Digit span

−0.07 (−0.12 to −0.01)

0.022*

22.2%

IQ

−0.46 (−0.87 to −0.06)

0.026*

30.9%

Composite

−0.06 (−0.13 to 0.01)

0.069

12.4%

Stroop

0.20 (−0.23 to 0.64)

0.350

21.0%

TMT B-A

1.80 (−1.71 to 5.31)

0.309

18.7%

N-back

−0.35 (−0.73 to 0.03)

0.073

9.1%

  1. Correlations showing p < 0.05 are highlighted in bold. Legend: b, slope (effect of JVQ on the variables); 95% CI, 95% confidence interval; R2, coefficient of determination (percentage of explanation of the model in relation to a specific outcome). Stroop, Stroop Word-Color; Digit span, Digit Backwards span; TMT B-A, Trail Making Test part B minus part A; N-back, sum 1A + 1B + 2A + 2B; Composite, composite (z-score). *The p-value corrected for multiple comparison for the regression with Digit Backwards span is p = 0.07, and for IQ, p = 0.07 (Benjamini & Hochberg, 1995)