Table 2.

Parent and adolescent reliability and agreement for rules regarding sedentary behaviors

	Parents		Adolescents		Agreement
	% Yes	Kappa	% Yes	Kappa	Kappa
Not too much TV/DVDs	57.6	0.61	40.9	0.43	0.28
No TV/DVD before homework	57.0	0.61	46.5	0.47	0.47
No TV/DVD while doing homework	66.2	0.59	52.8	0.52	0.45
Less than 2 hours TV/DVD per day	32.3	0.57	25.2	0.48	0.44
No computer before homework	46.2	0.63	31.6	0.59	0.49
Only 1 hour computer per day	20.9	0.44	13.2	0.42	0.17
No internet without permission	31.2	0.70	17.1	0.49	0.53
No TV/computer unless exercised first	4.4	0.43	3.1	−0.04	0.00