Table 2.
Pearson correlation coefficients (Number of observations) for annual fluoride intakes (mg F/kg bw) from birth to age 10 years
| Year 0–1 | Year 1–2 | Year 2–3 | Year 3–4 | Year 4–5 | Year 5–6 | Year 6–7 | Year 7–8 | Year 8–9 | Year 9–10 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Year 0–1 | 1 (416) |
0.62*
(356) |
0.51*
(386) |
0.41*
(367) |
0.57*
(361) |
0.57 *
(373) |
0.51*
(366) |
0.55*
(348) |
0.50*
(345) |
0.51*
(360) |
| Year 1–2 | 1 (380) |
0.60*
(360) |
0.53*
(345) |
0.52 *
(340) |
0.52*
(347) |
0.51*
(337) |
0.49*
(320) |
0.53 *
(322) |
0.43 *
(325) |
|
| Year 2–3 | 1 (425) |
0.73*
(387) |
0.62*
(377) |
0.58*
(386) |
0.56*
(380) |
0.50*
(363) |
0.49*
(366) |
0.46*
(365) |
||
| Year 3–4 | 1 (410) |
0.68*
(377) |
0.63*
(380) |
0.55*
(371) |
0.58*
(358) |
0.53 *
(349) |
0.49*
(359) |
|||
| Year 4–5 | 1 (403) |
0.74*
(374) |
0.70*
(362) |
0.65*
(352) |
0.62*
(351) |
0.55*
(356) |
||||
| Year 5–6 | 1 (415) |
0.72*
(381) |
0.72*
(365) |
0.70*
(363) |
0.60*
(367) |
|||||
| Year 6–7 | 1 (406) |
0.74*
(362) |
0.73*
(353) |
0.65*
(360) |
||||||
| Year 7–8 | 1 (385) |
0.79*
(347) |
0.71*
(346) |
|||||||
| Year 8–9 | 1 (388) |
0.72 *
(347) |
||||||||
| Year 9–10 | 1 (397) |
*
Indicates p < 0.0001