Table 4.

Mean and standard deviation computer learning versus self-care instructor format at re-evaluation.

Instructional Format	Computer n: 30	Instructor n: 28	p
PS	79.8 ± 11.4	75.6 ± 11.3	0.16
BI	0.23 ± 0.09	0.17 ± 0.1	0.06
BOP % of sites in the mouth	32.2 ± 20.9	30.6 ± 10.7	0.70