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. Author manuscript; available in PMC: 2015 Dec 16.
Published in final edited form as: Appl Ergon. 2012 Nov 21;44(3):496–502. doi: 10.1016/j.apergo.2012.10.017

Fig. 3.

Fig. 3

Participants self-rated extension ladder safety education, training, knowledge and experience. Experienced (E), Not Experienced (NE); * indicates significantly different (α < 0.05).