Table 2 Prevalence of WSL in each tooth type (n = 158; 948 teeth)

First molar

Sound tooth

144

91.1%

First or second visual change in enamel

14

8.9%

Second premolar

Sound tooth

115

72.8%

First or second visual change in enamel

43

27.2%

First premolar

Sound tooth

108

68.4%

First or second visual change in enamel

50

31.6%

Canine

Sound tooth

82

51.9%

First or second visual change in enamel

76

48.1%

Lateral incisor

Sound tooth

107

67.7%

First or second visual change in enamel

51

32.3%

Central incisor

Sound tooth

108

68.4%

First or second visual change in enamel

50

31.6%