Clustering of health-related behaviors, health outcomes and demographics in Dutch adolescents: a cross-sectional study

Table 2 Student Characteristics (N = 2,690)

	N (%)
Age in years
11-12	648 (24.1)
13-14	1300 (48.4)
15-16	639 (23.8)
17-18	102 (3.8)
Mean age in years	13.68 (SD 1.45)
Socio-economic status (FAS^a score)	7.13 (SD 1.49)
Low (0–2) – Medium (3–5)	393 (14.6)
High (6–9)	2297 (85.4)
Watching TV (>14 h/week)	549 (21.0)
Internet use (>14/week)	730 (27.1)
Videogame playing (>14/week)	186 (6.9)
Compulsive Internet Use, CIU^b	94 (3.5)
Compulsive Videogame Playing, CVP^c	108 (4.0)
Being bullied	124 (4.7)
Bullying	77 (2.9)
Alcohol user	702 (26.1)
Binge drinker	477 (19.6)
Marihuana user	170 (6.3)
Smoker	231 (8.6)
Sufficing to Dutch Norm Healthy Physical Exercise^d	1974 (73.6)
Sufficing to Dutch Norm Healthy Nutrition^e	1186 (44.1)

^a:FAS = Family Affluence Scale; ^b:CIU = Compulsive Internet Use Scale Score >3.0 (range 0–4); ^c:CVP = Videogame Addiction Test Score >3.0 (range 0–4); ^d:Dutch Norm Healthy Physical Exercise: at least one hour of moderately intensive physical exercise every day, where at least twice a week the activity is aimed at improving or maintaining physical fitness; ^e :Dutch Norm Healthy Nutrition: at least having breakfast, eating fruits and vegetables 5 times per week.

ISSN: 1471-2458