Abstract
Abstract The seal of a respirator to a worker's face can be influenced by the worker's facial dimensions. Males and females of the same and different racial/ethnic backgrounds exhibit different facial dimension measurements. This research was conducted to ascertain the relationship between facial dimensions influenced by race/ethnicity and gender to respirator fit. Facial dimensions and respirator fit were measured on 186 subjects from three racial/ethnic groups: 34 white American females, 32 white American males, 29 African-American females, 29 African-American males, 30 Mexican-American males, and 32 Mexican-American females. Fourteen facial dimension measurements were measured on each subject. A multiple analysis of variance indicated that facial dimensions between gender and race/ethnicity were significantly different (p = 0.0001). Quantitative fit tests were performed on each subject using the TSI PortaCount™ and MSA Advantage half-mask, air-purifying respirators. Subjects were fit with a small, medi...
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