Seyed Ebrahim Jabarifar*, Parvin Khadem, Maryam Rismanbaf and Firoozeh Nilchian
The aim of this study was to assess the influence of tangible incentive on oral hygiene task in fifth grade elementary pupils. 33 school students were included in this study and were divided into two groups. The Simplified Oral Hygiene Index (OHI-S) was measured in both groups at T0 (baseline), TI (initial), TS (second) and TT (third) stages. Those in the first group (Case group) were awarded, if they achieved low levels of OHI-S index after brushing of teeth. However, the control group was not awarded.
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