Table 3.

Correlates of number of social media sites regularly used (defined as using a site multiple times a day, daily, or weekly) among US young adults aged 18-24 years (weighted n=989).

Variable		Mean (SE)a	LRb	95% CI	aLRb	95% CI
Sex
	Male	7.74 (0.13)	Ref		Ref
	Female	7.38 (0.10)	−0.05	−0.09 to 0.00	−0.04	−0.09 to 0.00
Race
	White, non-Hispanic	7.53 (0.10)	Ref		Ref
	Black, non-Hispanic	7.80 (0.26)	0.04	−0.03 to 0.11	0.02	−0.05 to 0.09
	Other, non-Hispanic	7.37 (0.32)	−0.02	−0.11 to 0.07	−0.04	−0.13 to 0.05
	Hispanic	7.57 (0.18)	0.01	−0.05 to 0.06	0.00	−0.06 to 0.05
Education
	Less than high school	7.99 (0.34)	0.08	0.00-0.17	0.07	−0.01 to 0.16
	High school	7.80 (0.16)	0.06	0.01-0.11c	0.05	0.00-0.10c
	Some college	7.35 (0.09)	Ref		Ref
Financial situation
	Don't meet basic needs	7.83 (0.26)	0.03	−0.04 to 0.10	0.01	−0.06 to 0.08
	Just meet basic needs	7.40 (0.17)	−0.03	−0.08 to 0.02	−0.04	−0.09 to 0.02
	Meet needs with a little left	7.62 (0.12)	Ref		Ref
	Live comfortably	7.59 (0.17)	0.00	−0.06 to 0.05	−0.01	−0.06 to 0.04
Depression
	No	7.57 (0.09)	Ref		Ref
	Yes	7.41 (0.33)	−0.02	−0.11 to 0.07	−0.02	−0.16 to 0.12
Anxiety
	No	7.57 (0.08)	Ref		Ref
	Yes	7.38 (0.38)	−0.03	−0.13 to 0.08	−0.02	−0.17 to 0.13
Past 30-day alcohol use
	No	7.80 (0.11)	Ref		Ref
	Yes	7.30 (0.12)	−0.07	−0.11 to −0.02c	−0.06	−0.10 to −0.01c
Past 30-day marijuana use
	No	7.57 (0.09)	Ref		Ref
	Yes	7.48 (0.27)	−0.01	−0.09 to 0.06	0.00	−0.07 to 0.08

^aSE: standard error.

^bCrude (LR) and adjusted linear regressions (aLR) with significance at P<.05.

^cDenote statistical significance at P<.05.