Primary study · included by 1 review

Effects of school-based dental health education on knowledge, attitudes and behavior of adolescents in San Francisco.

Walsh 1985 · Walsh M M · Community dentistry and oral epidemiology · 1985

Included by

The Effect of Personalized Oral Health Education on Oral Hygiene Behavior and Periodontal Health: A Meta-Analysis and Systematic Review.

Non-Cochrane · intervention · 2026 · cited as Walsh 1985 · Table 1; Figures 3 to 5

Outcome this study informs	Pooled effect	Evidence	Certainty
Oral hygiene knowledge Personalized oral health education vs Conventional (regular) oral health education · All follow-up times (subgroup figure total)	MD 3.30 [2.72, 3.88]	2 studies	GRADE not reported
Oral hygiene knowledge Personalized oral health education vs Conventional (regular) oral health education · 9 months	MD 3.94 [3.55, 4.34]	1 study	GRADE not reported
Gingival index (GI) Personalized oral health education vs Conventional (regular) oral health education · 3 months	MD -0.04 [-0.07, -0.001]	1 study	GRADE not reported
Oral hygiene knowledge Personalized oral health education vs Conventional (regular) oral health education · All follow-up times pooled (1 to 9 months)	MD 2.14 [0.59, 3.69]	3 studies · 1609 participants	GRADE not reported
Gingival index (GI) Personalized oral health education vs Conventional (regular) oral health education · 6 months	MD -0.08 [-0.11, -0.05]	1 study	GRADE not reported
Oral hygiene attitude Personalized oral health education vs Conventional (regular) oral health education · All follow-up times pooled (1 to 9 months)	MD 0.08 [0.02, 0.14]	2 studies · 757 participants	GRADE not reported
Oral hygiene knowledge Personalized oral health education vs Conventional (regular) oral health education · 1 month	MD 0.70 [-0.20, 1.59]	1 study	GRADE not reported
Gingival index (GI) Personalized oral health education vs Conventional (regular) oral health education · 9 months	MD -0.15 [-0.37, 0.07]	1 study	GRADE not reported
Gingival index (GI) Personalized oral health education vs Conventional (regular) oral health education · 1 month	MD -0.30 [-0.51, -0.09]	1 study	GRADE not reported
Oral hygiene knowledge Personalized oral health education vs Conventional (regular) oral health education · 6 months	MD 4.05 [3.58, 4.52]	1 study	GRADE not reported
Gingival index (GI) Personalized oral health education vs Conventional (regular) oral health education · All follow-up times (subgroup figure total)	MD -0.11 [-0.18, -0.04]	2 studies	GRADE not reported
Gingival index (GI) Personalized oral health education vs Conventional (regular) oral health education · All follow-up times pooled (1 to 9 months)	MD -0.47 [-0.67, -0.27]	4 studies · 1801 participants	GRADE not reported

1 including review in total.