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Table 1 Chewing frequency behaviors and caries status in China

From: The economic benefits of increased sugar-free chewing gum in China: a budget impact analysis

Group

Group definition

Annual SFG consumption (pieces)

Proportion of SFG users

Mean DMFT

Group1: No use

0 chewing occasions per week

0

56.50%

2.303

Group2: Infrequent use

0.5 chewing occasions per week

26

20.90%

1.707

Group3: Light use

3.5 chewing occasions per week

182

15.00%

1.677

Group4: Moderate use

7 chewing occasions per week

365

4.50%

1.517

Group5: Heavy use

14 chewing occasions per week

730

3.10%

0.829

  1. SFG Sugar-Free Gum, DMFT decayed, missing and filled teeth in permanent dentition