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Table 3 Range training class information for instructors by base

From: Exposure to lead-free frangible firing emissions containing copper and ultrafine particulates leads to increased oxidative stress in firing range instructors

Per Class

WPAFB

(mean ± SEM)

JBC

(mean ± SEM)

Class Size

8.25 ± 1.33

18.25 ± 0.48*

Time on the line, M9 (h)

1.55 ± 0.95

1.3+

Time on the line, M4 (h)

2.75 ± 0.05

3.1+#

Time on the line, M9/M4 (h)

2.70 ± 0.62

6.0+

  1. +No standard error of the mean (SEM); only a single day of measurement
  2. #Class from 07 Jul 19 excluded due to cancelation after 30 min
  3. *p < 0.001 v WPAFB
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Particle and Fibre Toxicology

ISSN: 1743-8977

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