High prevalence of extrapyramidal signs and symptoms in a group of Italian dental technicians
2007

High Prevalence of Extrapyramidal Symptoms in Italian Dental Technicians

Sample size: 27 publication Evidence: moderate

Author Information

Author(s): Fabrizio Edito, Vanacore Nicola, Valente Marcella, Rubino Alfonso, Meco Giuseppe

Primary Institution: Department of Neurological Sciences, 'La Sapienza' University

Hypothesis

Is occupational exposure to solvents and metals a risk factor for extrapyramidal symptoms in dental technicians?

Conclusion

The study found a high prevalence of extrapyramidal signs and symptoms among male dental technicians, likely due to toxin exposure.

Supporting Evidence

  • Four out of 14 subjects examined had postural tremor.
  • One subject was diagnosed with Parkinson's disease.
  • Twelve subjects had positive responses to the extrapyramidal symptoms questionnaire.
  • Fifteen subjects scored 6 or above on the General Health Questionnaire.

Takeaway

Dental technicians in Italy have a lot of exposure to harmful chemicals, which may make them more likely to have shaking or movement problems.

Methodology

The study involved a questionnaire on extrapyramidal symptoms and a neurological examination of dental technicians.

Potential Biases

Potential bias due to self-reported symptoms and lack of formal screening for essential tremor.

Limitations

The absence of a control group and lack of direct measurement of toxin exposure levels.

Participant Demographics

All participants were male dental technicians with a mean age of 49.1 years.

Statistical Information

P-Value

0.05

Confidence Interval

95% CI 1.07–7.50

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2377-7-24

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