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Volume 10, Number 6—June 2004

Swab Materials and Bacillus anthracis Spore Recovery from Nonporous Surfaces

Laura Rose*Comments to Author , Bette J. Jensen*, Alicia Peterson*, Shailen N. Banerjee*, and Matthew J. Arduino*
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA

Main Article

Table 1

Percentage of spores recovered from premoistened, directly inoculated, and vortexed swabsa

Swab material Mean Median SD Rangeb 95% CIc
Cotton 93.9 93.1 10.1 72.5–112.9 87.7–100.2
Macrofoam 93.4 96.6 10.8 73.4–107.7 86.6–100.1
Polyester 83.8 81.9 7.2 73.3–98.2 79.4–88.3
Rayon 91.7 92.6 6.3 79.8–100.7 87.8–95.5

aN = 10.
bPercentages calculated relative to mean of control tests, allowing maximum to be >100%.
cCI, confidence interval.

Main Article

Page created: February 22, 2011
Page updated: February 22, 2011
Page reviewed: February 22, 2011
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