Table 4.

Survey respondents’ evaluation of how common it is for select factors related to structural conditions to contribute to injury incidents on logging operations in the Inland Northwest, average of 1 to 5 scale (1 = not at all common, 5 = very common).

Factors	Mean	Standard Deviation	n
Pressure to harvest as much as possible as quickly as possible	2.98	1.36	263
Inadequate sleep due to long travel time to job site	2.75	1.20	265
Physical fatigue/tiredness due to manual labor	2.65	1.16	267
Inadequate sleep due to long shifts	2.53	1.20	266
Inadequate job skill level or experience	2.50	1.32	264
Inadequate fitness level	2.45	1.15	265
Inadequate sleep due to working at night	1.99	1.16	260
Inadequate safety training or safety meetings	1.94	1.08	266