Table 3: Association between single nucleotide polymorphisms (SNPs) and dental fluorosis among study participants (n=70).

Single Nucleotide Polymorphisms

Dental fluorosis

Present         Absent

p

**RR (95% CI)

No.

%

No.

%

CC

AA

AC

4

3

12

21.1

16.8

63.3

20

6

25

39.2

11.8

49.0

0.257

0.696

0.421

0.51 (0.19,1)

1.27 (0.46, 3.51)

1.48 (0.66, 2.31)

Total

19

100.0

51

100.0

 

 

RR: Relative Risk; **Calculated by comparing SNP AA vs CC plus AC, SNP CC vs AA plus AC and SNP AC vs CC plus AA in a 2x2 Table.