Accumulation of lifestyle and psychosocial problems and persistence of adverse lifestyle over two-year follow-up among Finnish adolescents

Table 3 Prevalence rates and proportions or mean values of each psychosocial and lifestyle variables for the four clusters among boys

	All	Externalizing behavior	Sedentary	Obese	Reference
Prevalence	100%	14.3%	26.8%	7.8%	51.0%
Internalizing problems^a	0.11	0.31	0.15	0.12	0.04
Externalizing problems^a	0.16	1.00	0.00	0.20	0.00
Physical activity^a, h/week
<2	0.31	0.34	0.50	0.43	0.18
2–3	0.30	0.19	0.30	0.29	0.21
>3	0.39	0.48	0.20	0.28	0.60
Sitting time^a, h/day
< 4.1 h	0.22	0.17	0.07	0.14	0.33
4.1–7.9 h	0.43	0.43	0.25	0.37	0.54
> 7.9 h	0.35	0.41	0.68	0.48	0.13
Sleeping time^a, h/day
<8 h	0.17	0.27	0.39	0.25	0.01
8–9 h	0.67	0.54	0.47	0.60	0.82
>9 h	0.17	0.19	0.15	0.15	0.17
BMI^a,b, kg/m²
mean value (CI)	21.1 (21.0–21.2)	20.6 (20.4–20.9)	20.1 (20.0–20.3)	29.7 (29.3–30.2)	20.5 (20.4–20.6)
Smoking^a
non-smoker	0.84	0.54	0.79	0.86	0.94
0.1–1.0 pack-years	0.08	0.23	0.09	0.07	0.04
>1.0 pack-years	0.08	0.23	0.12	0.07	0.02

ISSN: 1471-2458