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Methods for Analyzing the Impacts of Natural Uranium on In Vitro Osteoclastogenesis

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Hip fractures and fluoridation in Utah's elderly population.

C Danielson¹, J L Lyon, M Egger

¹Department of Family and Preventive Medicine, University of Utah, Salt Lake City 84132.

|August 12, 1992

Summary

This study found that water fluoridation at 1 ppm was associated with a small but significant increase in hip fracture risk for elderly men and women. These findings suggest a potential link between low-level fluoride exposure and increased fracture incidence in older populations.

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Oral Health Assessment by Lay Personnel for Older Adults

Oral Health Assessment by Lay Personnel for Older Adults

Published on: February 2, 2020

Area of Science:

Public Health
Epidemiology
Gerontology

Background:

Water fluoridation is a common public health measure for dental health.
The effects of water fluoridation on bone health, particularly hip fractures in the elderly, require further investigation.

Purpose of the Study:

To evaluate the association between community water fluoridation at 1 part per million (ppm) and the incidence of hip fractures in individuals aged 65 and older.

Main Methods:

An ecological cohort study design was employed.
Compared hip fracture incidence rates in three Utah communities: one with fluoridated water (1 ppm) and two without.
Analyzed hospital discharge data for first-time hip fractures in individuals 65+ over a 7-year period, excluding specific cases.

Main Results:

A relative risk of 1.27 for hip fractures was observed in women residing in the fluoridated area compared to non-fluoridated areas (95% CI = 1.08 to 1.46).
A relative risk of 1.41 for hip fractures was observed in men residing in the fluoridated area compared to non-fluoridated areas (95% CI = 1.00 to 1.81).

Conclusions:

The study identified a statistically significant increase in hip fracture risk for both men and women exposed to 1 ppm of fluoride in community water.
These findings suggest that low levels of fluoride exposure through water may be associated with an elevated risk of hip fractures in the elderly population.