Figures & data
Figure 1 PRISMA flow diagram.
![Figure 1 PRISMA flow diagram.](/cms/asset/0d5afb47-2fa0-4cde-b899-a472a85f83d2/dsar_a_101660_f0001_b.jpg)
Figure 2 (A) Risk of bias summary; (B) risk of bias graph.
![Figure 2 (A) Risk of bias summary; (B) risk of bias graph.](/cms/asset/3c8e6a12-1915-44e1-bbbc-2cf3d9de3d21/dsar_a_101660_f0002_c.jpg)
Figure 3 Internet interventions compared to assessment-only/waitlist control.
![Figure 3 Internet interventions compared to assessment-only/waitlist control.](/cms/asset/590244e4-3ac1-47b0-bc94-3230c62cd121/dsar_a_101660_f0003_b.jpg)
Figure 4 Static Internet interventions compared to self-help print materials.
![Figure 4 Static Internet interventions compared to self-help print materials.](/cms/asset/6eaf002a-4ec3-43be-86c7-9a0885abdbaf/dsar_a_101660_f0004_b.jpg)
Figure 5 Interactive Internet interventions compared to self-help print materials.
![Figure 5 Interactive Internet interventions compared to self-help print materials.](/cms/asset/71f8971c-7929-4649-ac35-f08c612b2d4c/dsar_a_101660_f0005_b.jpg)
Figure 6 Internet interventions compared to face-to-face intervention.
![Figure 6 Internet interventions compared to face-to-face intervention.](/cms/asset/cb56381b-1dfe-47a0-81a8-35f7ecefad95/dsar_a_101660_f0006_b.jpg)
Figure 7 Internet interventions compared to telephone counseling.
![Figure 7 Internet interventions compared to telephone counseling.](/cms/asset/14148c18-f44b-4d70-8b96-41801fc191e2/dsar_a_101660_f0007_b.jpg)
Figure 8 Internet interventions compared to other websites.
Abbreviation: CI, confidence interval.
![Figure 8 Internet interventions compared to other websites.](/cms/asset/562d4870-920b-474f-858b-f79aa250858c/dsar_a_101660_f0008_b.jpg)