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Table 1 Mean number and standard deviation of airborne particles (particles/2.83 m3)

From: Factors contributing to airborne particle dispersal in the operating room

Particle size category (μm)

0.3–0.5

0.6–1.0

1.1–2.0

2.1–5.0

Preparing instrument table

16,826 (509.1)

1423 (33.9)

187 (7.8)

128 (14.8)

Gowning and donning/doffing gloves

18,075 (4202.7)

1589 (344.7)

232 (49.6)

173 (31.4)

Preparation for TKA

1207 (125.9)§*

202 (15.6)§*

66 (2.8)*

109 (0.7)

  1. §: P < .01 compared to the actions of preparing the instrument table
  2. *: P < .01 compared to the actions of gowning and donning/doffing gloves