Table 3 The relationship between the volumetric measurements and IGD characteristics.

From: Structural alterations in the prefrontal cortex mediate the relationship between Internet gaming disorder and depressed mood

 

GM density in the left DLPFC

Volume in the right NAcca

r

P-value

r

P-value

IGD severity

−0.415

0.004*

−0.312

0.053

Depression

−0.463

0.001*

−0.394

0.013*

Time for IG per week for the past year

−0.032

0.829

−0.128

0.438

Lifetime usage of IG

−0.392

0.011*

−0.402

0.011*

Craving

−0.419

0.006*

−0.151

0.339

Impulsivity

−0.354

0.015*

−0.050

0.731

  1. Abbreviations: DLPFC, dorsolateral prefrontal cortex; GM, gray matter; IG, Internet gaming; IGD, Internet gaming disorder; NAcc, nucleus accumbens. aA partial correlation analysis was conducted, adjusting for age and estimated total intracranial volume (eTIV) as covariates. *Significant at P < 0.05.
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