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Age 7–13 IQ by Breastfeeding and Fluoridation Status: Dunedin Multidisciplinary Health and Development Study; Dunedin, New Zealand; 1972–2012
| Areas With CWF |
Areas Without CWF |
|||||
| Status | Mean (SD) | No. | P | Mean (SD) | No. | P |
| Breastfeeding | < .01 | .09 | ||||
| Not breastfed | 97.0 (15.3) | 460 | 97.2 (15.8) | 45 | ||
| Breastfed | 103.6 (13.9) | 429 | 102.0 (13.1) | 54 | ||
| Overall | 100.0 (15.1) | 889 | 99.8 (14.5) | 99 | ||
Note. CWF = community water fluoridation.
