. 2015 Oct 4;2015:197156. doi: 10.1155/2015/197156

Table 6.

Comparison of the preliminary assessment for companies that involved workers or their safety representative and for those that engaged external consultants.

	M	SD	χ ²	Shapiro-Wilk p	ANOVA	t-est	Kruskal-Wallis
Workers involved
Yes	1.34	0.513	3.941 (0.139)	0.000	0.047	0.014	0.05
No	1.16	0.374	3.941 (0.139)	0.000	0.047	0.014	0.05

Consultants engaged
Yes	1.22	0.450	4.101 (0.129)	0.000	0.053	0.038	0.04
No	1.35	0.517	4.101 (0.129)	0.000	0.053	0.038	0.04