Table 5.

Predicting adolescent recent energy drink use.

	Early adolescents (n=642)			Middle adolescents (n=374)
	OR	95% Cl		OR	95% Cl
BLOCK 1: Demographics
Age 14d				----	------------
Age 15d				----	------------
Age17e	----	------------		1.63*	(1.07-2.48)
Femalef	.68*	(.49-,94)
RE: African Americang				1.10	(.52-2.36)
RE: Other race (Asian/PI/NA)g				.21**	(.07- .63)
RE: Mixed race (2+)g				1.46	(.66-3.25)
Hispanic ethnicityh
GEO: Northeasti	.54*	(.32- .91)
GEO: Southi	.57**	(.38- .87)
GEO: Westi	.73	(.46-1.17)
Nagelkerke R2			.03			.06
BLOCK 2: Psychosociala
Sensation-seeking	1.06***	(1.03-1.08)		1.06***	(1.03-1.08)
Impulsivity
Depression
Nagelkerke R2			.09			.13
BLOCK 3: Lifestyleb
GPA				.67*	(.46-,96)
Employed
SP: Played sports, pasj
SP: Play sports, currentlyj
Nagelkerke R2						.14
BLOCK 4: Substance usec
Used alcohol, ever	2.95***	*(1.66-5.23)		3.38***	(2.11-5.41)
Used alcohol, recent
Used caffeinated soft drinks, recent	2.70**	(1.32-5.51)		2.67*	(1.16-6.12)
Used coffee, recent	1.62*	(1.12-2.34)
Used tea, recent
Used caffeine pills, recent	2.85*	(1.19-6.81)
Nagelkerke R2			.18			.25

^***p<001

^**p< 01

^*p< 05

^aBlock 2 (Psychosocial) includes demographic variables (not shown).

^bBlock 3 (Lifestyle) includes demographic and psychosocial variables (not shown).

^cBlock 4 (Substance use) includes demographic, psychosocial, and lifestyle variables (not shown).

^dReference group is 13-year-olds.

^eReference group is 16-year-olds.

^fReference group is males.

^gReference group is Whites.

^hReference group is non-Hispanics.

ⁱReference group is Midwest geographic region.

^jReference group is no past or present participation in organized sports.