A pilot study with early adolescents: dealing with diet, tobacco and air pollution using practical experiences and biological markers

Table 8 Differences in knowledge at T1 and T2

Knowledge	T1 (265)	T2 (265)	P
Smoke and pollution	3.77 SD 1.34	4.53 SD 1.55	<.001
Nutrition	3.09 SD 1.36	3.92 SD 1.52	<.001

ISSN: 2049-6958