Table 2.

Factor structure of health risk and protective behaviours among Brazilian adolescents

	Male			Female			Total
Behaviours	Problem-behaviour	Health-compromising diet and sedentary behaviours	Health-promoting diet and physical activity	Problem-behaviour	Health-compromising diet and sedentary behaviours	Health-promoting diet and physical activity	Problem-behaviour	Health-compromising diet and sedentary behaviours	Health-promoting diet and physical activity
	Factor 1	Factor 2	Factor 3	Factor 1	Factor 2	Factor 3	Factor 1	Factor 2	Factor 3
Bullying	0.423	0.260	0.030	0.392	0.281	0.052	0.409	0.217	0.009
Physical fight	0.534	0.346	−0.039	0.521	0.262	−0.001	0.532	0.192	−0.100
Fight with gun	0.692	0.406	−0.024	0.590	0.183	−0.034	0.665	0.101	−0.185
Fight with weapon	0.721	0.432	−0.021	0.648	0.226	−0.019	0.704	0.126	−0.179
Smoking—last 30 days	0.747	0.291	0.081	0.743	0.230	0.074	0.739	0.216	0.056
Drinking alcohol—last 30 days	0.914	0.196	−0.027	0.923	0.306	−0.015	0.904	0.374	0.138
Glasses of alcohol	0.906	0.183	−0.015	0.920	0.299	−0.006	0.897	0.366	0.147
Drug use—last 30 days	0.791	0.343	0.062	0.796	0.286	0.061	0.786	0.239	0.014
Number of sexual partners	0.583	0.256	−0.047	0.642	0.095	0.119	0.594	0.127	−0.040
Unsafe sex (without condom)	0.364	0.110	0.131	0.606	0.010	0.213	0.482	0.014	0.088
Bagged salty snacks intake	0.251	0.619	−0.116	0.203	0.659	−0.056	0.115	0.650	−0.049
Fried salty snacks intake	0.258	0.633	−0.184	0.187	0.645	−0.124	0.101	0.641	−0.116
Fizzy drinks intake	0.270	0.542	−0.072	0.223	0.562	−0.005	0.164	0.550	−0.012
sedentary behaviour	0.163	0.266	0.022	0.173	0.323	0.047	0.118	0.302	0.061
Raw vegetables intake	−0.036	−0.039	0.665	0.022	−0.059	0.662	0.068	−0.077	0.632
Cooked vegetables intake	0.001	−0.047	0.609	0.064	−0.025	0.605	0.096	−0.049	0.604
Fruit intake	−0.041	−0.130	0.591	0.041	−0.124	0.589	0.073	−0.136	0.581
Physical activity	−0.095	−0.092	0.305	−0.003	−0.042	0.339	−0.064	−0.035	0.322
Eigenvalue	5280	2067	1508	5222	2050	1667	5273	2027	1640
Explained variance (%)	29.33	11.48	8.38	29.01	11.39	9.26	29.29	11.26	9.11
Cumulative explained variance (%)	29.33	40.81	49.19	29.01	40.4	49.66	29.29	40.55	49.66

National Survey of Health among ninth-grade students—PeNSE, 2012.

Bold data reflect that the variable has loaded in the pattern.