Table 5 Results explaining the reduction...

Table 5

Results explaining the reduction in accident rates through changes in the job function managing OHS: interaction effects

	(9)	(10)	(11)	(12)	(13)	(14)	(15)	(16)	(17)
	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)
Est. Size	−0.043	−0.301	−0.169	−0.044	−0.135	−0.108	−0.047	−0.053	−0.642
Est. Size	(0.845)	(0.318)	(0.513)	(0.845)	(0.519)	(0.605)	(0.825)	(0.819)	(0.061)
Performance	−0.294	−0.301	−0.425	−0.293	−0.117	−0.190	−0.237	−0.307	−0.410
Performance	(0.228)	(0.211)	(0.136)	(0.240)	(0.626)	(0.415)	(0.322)	(0.239)	(0.124)
Est. Age	−1.214	−1.216	−1.281	−1.217	−1.068	−1.230	−1.229	−1.225	−1.204
Est. Age	(0.001)	(0.001)	(0.001)	(0.001)	(0.002)	(0.001)	(0.001)	(0.001)	(0.001)
∆Owner/Partner	2.289	43.671	2.788	2.276	1.582	2.251	2.260	2.305	2.837
∆Owner/Partner	(0.078)	(0.193)	(0.051)	(0.093)	(0.201)	(0.066)	(0.074)	(0.084)	(0.937)
∆Managing Director	0.761	1.024	28.807	0.749	0.910	1.051	0.642	0.749	62.547
∆Managing Director	(0.453)	(0.319)	(0.336)	(0.481)	(0.338)	(0.280)	(0.516)	(0.472)	(0.065)
∆Another Manager	−0.317	−0.915	−0.069	0.477	−1.143	−0.982	−0.406	−0.292	−11.560
∆Another Manager	(0.678)	(0.309)	(0.932)	(0.974)	(0.171)	(0.224)	(0.587)	(0.713)	(0.414)
∆OHS Officer	−0.297	−0.596	−0.223	−0.310	13.289	−0.495	−0.136	−0.302	25.288
∆OHS Officer	(0.589)	(0.319)	(0.688)	(0.613)	(0.056)	(0.350)	(0.802)	(0.593)	(0.033)
∆Emp. Representative	−0.313	−0.539	−0.440	−0.293	−0.409	−27.310	−0.462	−0.309	−8.898
∆Emp. Representative	(0.714)	(0.532)	(0.612)	(0.759)	(0.607)	(0.061)	(0.581)	(0.724)	(0.575)
∆Another Employee	−0.371	−0.788	0.038	−0.381	−0.979	−0.712	−19.392	−0.361	−2.208
∆Another Employee	(0.651)	(0.371)	(0.967)	(0.658)	(0.239)	(0.371)	(0.146)	(0.668)	(0.891)
∆Ext. OHS Consultant	0.629	2.419	2.717	0.499	0.426	0.948	−1.774	−17.271	−250.132
∆Ext. OHS Consultant	(0.939)	(0.768)	(0.749)	(0.954)	(0.955)	(0.902)	(0.827)	(0.864)	(0.048)
∆Owner/Partner × Size		−10.156							−0.095
∆Owner/Partner × Size		(0.216)							(0.991)
∆Managing Director × Size			−6.750						−14.788
∆Managing Director × Size			(0.348)						(0.069)
∆Another Manager × Size				−0.195					2.547
∆Another Manager × Size				(0.957)					(0.461)
∆OHS Officer × Size					−3.326				−6.212
∆OHS Officer × Size					(0.051)				(0.030)
∆Emp. Representative × Size						6.523			1.910
∆Emp. Representative × Size						(0.063)			(0.618)
∆Another Employee × Size							4.603		0.430
∆Another Employee × Size							(0.153)		(0.913)
∆Ext. OHS Consultant × Size								4.285	61.410
∆Ext. OHS Consultant × Size								(0.859)	(0.044)
Intercept	3.852	4.952	4.798	3.859	3.615	3.914	3.728	3.936	6.603
Intercept	(0.005)	(0.003)	(0.007)	(0.007)	(0.005)	(0.003)	(0.006)	(0.009)	(0.002)
N	32	32	32	32	32	32	32	32	32
Est.-yrs in N	88,281	88,281	88,281	88,281	88,281	88,281	88,281	88,281	88,281
R²	0.555	0.588	0.574	0.555	0.634	0.627	0.599	0.555	0.781

	(9)	(10)	(11)	(12)	(13)	(14)	(15)	(16)	(17)
	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)	β (p-value)
Est. Size	−0.043	−0.301	−0.169	−0.044	−0.135	−0.108	−0.047	−0.053	−0.642
Est. Size	(0.845)	(0.318)	(0.513)	(0.845)	(0.519)	(0.605)	(0.825)	(0.819)	(0.061)
Performance	−0.294	−0.301	−0.425	−0.293	−0.117	−0.190	−0.237	−0.307	−0.410
Performance	(0.228)	(0.211)	(0.136)	(0.240)	(0.626)	(0.415)	(0.322)	(0.239)	(0.124)
Est. Age	−1.214	−1.216	−1.281	−1.217	−1.068	−1.230	−1.229	−1.225	−1.204
Est. Age	(0.001)	(0.001)	(0.001)	(0.001)	(0.002)	(0.001)	(0.001)	(0.001)	(0.001)
∆Owner/Partner	2.289	43.671	2.788	2.276	1.582	2.251	2.260	2.305	2.837
∆Owner/Partner	(0.078)	(0.193)	(0.051)	(0.093)	(0.201)	(0.066)	(0.074)	(0.084)	(0.937)
∆Managing Director	0.761	1.024	28.807	0.749	0.910	1.051	0.642	0.749	62.547
∆Managing Director	(0.453)	(0.319)	(0.336)	(0.481)	(0.338)	(0.280)	(0.516)	(0.472)	(0.065)
∆Another Manager	−0.317	−0.915	−0.069	0.477	−1.143	−0.982	−0.406	−0.292	−11.560
∆Another Manager	(0.678)	(0.309)	(0.932)	(0.974)	(0.171)	(0.224)	(0.587)	(0.713)	(0.414)
∆OHS Officer	−0.297	−0.596	−0.223	−0.310	13.289	−0.495	−0.136	−0.302	25.288
∆OHS Officer	(0.589)	(0.319)	(0.688)	(0.613)	(0.056)	(0.350)	(0.802)	(0.593)	(0.033)
∆Emp. Representative	−0.313	−0.539	−0.440	−0.293	−0.409	−27.310	−0.462	−0.309	−8.898
∆Emp. Representative	(0.714)	(0.532)	(0.612)	(0.759)	(0.607)	(0.061)	(0.581)	(0.724)	(0.575)
∆Another Employee	−0.371	−0.788	0.038	−0.381	−0.979	−0.712	−19.392	−0.361	−2.208
∆Another Employee	(0.651)	(0.371)	(0.967)	(0.658)	(0.239)	(0.371)	(0.146)	(0.668)	(0.891)
∆Ext. OHS Consultant	0.629	2.419	2.717	0.499	0.426	0.948	−1.774	−17.271	−250.132
∆Ext. OHS Consultant	(0.939)	(0.768)	(0.749)	(0.954)	(0.955)	(0.902)	(0.827)	(0.864)	(0.048)
∆Owner/Partner × Size		−10.156							−0.095
∆Owner/Partner × Size		(0.216)							(0.991)
∆Managing Director × Size			−6.750						−14.788
∆Managing Director × Size			(0.348)						(0.069)
∆Another Manager × Size				−0.195					2.547
∆Another Manager × Size				(0.957)					(0.461)
∆OHS Officer × Size					−3.326				−6.212
∆OHS Officer × Size					(0.051)				(0.030)
∆Emp. Representative × Size						6.523			1.910
∆Emp. Representative × Size						(0.063)			(0.618)
∆Another Employee × Size							4.603		0.430
∆Another Employee × Size							(0.153)		(0.913)
∆Ext. OHS Consultant × Size								4.285	61.410
∆Ext. OHS Consultant × Size								(0.859)	(0.044)
Intercept	3.852	4.952	4.798	3.859	3.615	3.914	3.728	3.936	6.603
Intercept	(0.005)	(0.003)	(0.007)	(0.007)	(0.005)	(0.003)	(0.006)	(0.009)	(0.002)
N	32	32	32	32	32	32	32	32	32
Est.-yrs in N	88,281	88,281	88,281	88,281	88,281	88,281	88,281	88,281	88,281
R²	0.555	0.588	0.574	0.555	0.634	0.627	0.599	0.555	0.781

Note(s): p-values are reported in parentheses below the coefficient estimates. ∆ indicates the changes in the roles of people managing OHS between 2014 and 2019

Source(s): Authors’ own creation

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