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. 2015 Jul 10;13:99. doi: 10.1186/s12955-015-0289-2

Fig. 1.

Fig. 1

Changes of self-rated OHRQoL as evaluated by the percentile total OHIP-49-H scores and their components on admission (T0-phase: Ο), 1 month (T1-phase: Φ0Φ0) and 6–12 months (T2-phase: Δ) after the dental treatments. Mann–Whitney test was used for statistical comparison. The reference values (continuous black line) represent the Hungarian general population [8]