Q.12 The Aetiology of Dentine Hypersensitivity (Selected variables)

Staff (n)

Students (n)

Exposed Dentine

25

30

Gingival Recession

18

18

Abrasion

15

8

Fluid Movement

9

8

Loss of Enamel

4

8

Wrong (incorrect) brushing

4

5

Periodontal Disease

11

5

Enamel Fracture

4

5

Erosion

11

4

Attrition

5

3

Bleaching Techniques

2

3

Periodontal Treatment (post-operative sensitivity)

5

2

Leaking Restoration

3

2

Caries

6

2