Disordered social media use and risky drinking in young adults: Differential associations with addiction‐linked traits

Figures & data

Table 1. Means, SD and intercorrelations of study variables (N = 143)

Variable	M (SD)	1	2	3	4	5	6	7
1. Age	26.09 (4.75)	–
2. Social media disorder	3.62 (2.81)	−.17^*	–
3. Risky drinking	10.31 (9.43)	.14	.42^**	–
4. Reward sensitivity	11.84 (5.75)	−.06	.54^**	.13	–
5. Impulsiveness	34.44 (6.66)	−.06	.25^**	.39^**	.07	–
6. Narcissism	4.73 (3.45)	.17^*	.26^**	.44^**	.25^**	.13	–
7. Alexithymia	58.45 (10.73)	.00	.22^**	.37^**	.17^*	.45^**	.15
8. Social desirability	6.53 (2.39)	.09	−.17^*	−.11	−.22^**	−.49^**	−.07	−.33^**

* p < 0.05.

** p < 0.01.

Table 2. Hierarchical multiple regression predicting disordered social media use

Predictor	ΔR^2	β	B	SE B	95% CI for B
Step 1	.07^*
Age		−.17^*	−.01	.05	[−.20, −.00]
Gender		.15	−.82	.46	[−1.73, .10]
Social desirability		−.14	−.17	.10	[−.36, .03]
Step 2	.06^*
Age		−.21^*	−.12	.05	[−.22, −.03]
Gender		−.09	−.51	.46	[−1.41, .40]
Social desirability		−.13	−.15	.09	[−.33, .04]
Narcissism		.26^**	.21	.07	[.08, .35]
Step 3	.24^***
Age		−.16^*	−.09	.04	[−.17, −.01]
Gender		−.01	−.07	.40	[−.86, .72]
Social desirability		.08	.09	.09	[−.10, .28]
Narcissism		.13	.11	.06	[−.01, .22]
Alexithymia		.05	.01	.02	[−.03, .05]
Rash impulsiveness		.21^*	.09	.04	[.02, .16]
Reward sensitivity		.49^***	.24	.04	[.17, .31]

Notes. CI: confidence interval; SE B: standard error of unstandardized coefficient.

* p < 0.05.

** p < 0.01.

*** p < 0.001.

Table 3. Hierarchical multiple regression predicting risky or problematic alcohol use

Predictor	ΔR^2	β	B	SE B	95% CI for B
Step 1	.10^**
Age		.12	.23	.16	[−.09, .55]
Gender		−.26^**	−4.91	1.53	[−7.93, −1.88]
Social desirability		−.10	−.39	.32	[−1.02, .25]
Step 2	.13^***
Age		.06	.12	.15	[−.18, .42]
Gender		−.18^*	−3.38	1.45	[−6.25, −.51]
Social desirability		−.08	−.30	.30	[−.89, .29]
Narcissism		.38^***	1.04	.21	[.62, 1.46]
Step 3	.16^***
Age		.07	.13	.14	[−.14, .40]
Gender		−.19^**	−3.60	1.33	[−6.19, −.94]
Social desirability		.14	.57	.31	[−.05, 1.19]
Narcissism		.32^***	.89	.20	[.49, 1.28]
Alexithymia		.22^**	.20	.07	[.06, .33]
Rash impulsiveness		.31^***	.44	.12	[.21, .68]
Reward sensitivity		−.02	−.03	.12	[−.27, .21]

Notes. CI = confidence interval; SE B = standard error of unstandardized coefficient.

* p < 0.05,

** p < 0.01,

*** p < 0.001.