Figure 7.

Synthesis of two studies presenting differences in mean OHQoL-UK© total scores in four samples. Forest plot presenting differences in mean OHQoL-UK© total scores between two categories of numbers of present teeth: 0-19 teeth vs. 20 and more teeth in four samples (total n = 2738) described in two studies [31,35]. Relative box size indicates weight of the study (heterogeneity Q = 0.15; df = 3).

Gerritsen et al. Health and Quality of Life Outcomes 2010 8:126   doi:10.1186/1477-7525-8-126
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