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Noise sensitivity and multiple chemical sensitivity scales: properties in a population based epidemiological study
Marja Heinonen-Guzejev1, Markku Koskenvuo, Helena Mussalo-Rauhamaa
1Department of Public Health, Hjelt Institute, University of Helsinki, P.O. Box 41, FI-00014, Helsinki, Finland. marja.heinonen@helsinki.fi
Noise & Health
|November 3, 2012
Summary
Noise sensitivity and multiple chemical sensitivity (MCS) are distinct conditions, though they share some characteristics. This study used validated scales to differentiate between noise sensitivity and MCS, finding unique associated factors for each.
Area of Science:
- Environmental Health
- Psychology
- Epidemiology
Background:
- Noise sensitivity is often perceived as a general vulnerability to stressors, not solely noise.
- Multiple chemical sensitivity (MCS) has shown moderate overlap with noise sensitivity in previous observations.
Purpose of the Study:
- To determine if the Weinstein's Noise Sensitivity Scale and QEESI's Chemical Intolerance Subscale can differentiate noise sensitivity from MCS.
- To explore potential overlaps in characteristics between noise sensitivity and MCS.
Main Methods:
- Utilized confirmatory and exploratory factor analyses (CFA and EFA) on data from the Finnish Twin Cohort (327 participants).
- Applied regression analyses to identify factors associated with noise sensitivity and chemical sensitivity.
Main Results:
- Factor analysis revealed three distinct factors: Noise Sensitivity, Chemical Sensitivity, and Ability to Concentrate.
- Noise Sensitivity was associated with neuroticism and smoking.
- Chemical Sensitivity was linked to allergies and alcohol consumption.
Conclusions:
- The Weinstein's Noise Sensitivity Scale and QEESI's Chemical Intolerance Subscale effectively differentiate noise sensitivity and MCS as separate entities.
- Distinct psychological and lifestyle factors are associated with each sensitivity, supporting their differentiation.
