Table 4.

Percent difference between the analyzed fluoride level and the fluoride level reported on the bottled water label.

Brand	% Difference of fluoride level (analyzed level versus reported level on Label)
	Mean	Max.	Min.
1	200	200	0
2	NA	NA	NA
3	NA	NA	NA
4	NA	NA	NA
5	NA	NA	NA
6	−200	−200	−200
7	−200	−200	−200
8	−103	18	−200
9	−200	−200	−200
10	128	143	77
11	−200	−200	−200
12	NA	NA	NA
13	NA	NA	NA
14	NA	NA	NA
15	11	127	−200
16	30	35	22
17	182	183	180
18	NA	NA	NA
19	−200	−200	−200
20	NA	NA	NA
21	−200	−200	−200
22	NA	NA	NA
23	NA	NA	NA

NA = Not applicable, as the fluoride level was not reported on the label.