Table 8 Robustness checks: results of... | Emerald Publishing

Table 8

Robustness checks: results of the sub-groups analysis without outliers

Hypothesis	k	r	95% lower	95% upper	p-value	t-value	Qb
H2: Green IT/IS at Country’s level
High-level of Green IT/IS	23	0.2964	0.2269	0.3629	0.000	8.02	14.95
Low-level of Green IT/IS	14	0.3592	0.2650	0.4466	0.000	7.05	14.95
H3: Type of performance
Environmental Performance	17	0.3243	0.2464	0.3980	0.000	7.77	0.27
Financial Performance	7	0.3606	0.1992	0.5029	0.000	4.21
Other types	14	0.3130	0.2186	0.4016	0.000	6.24
H4: Industry size
Large	17	0.3560	0.2790	0.4284	0.000	8.51	1.08
SMEs	15	0.2917	0.1916	0.3858	0.000	5.53	1.08
Control variables
Year
After	16	0.3886	0.3061	0.4653	0.000	8.56	4.30
Before	22	0.2769	0.2081	0.3429	0.000	7.62	4.30
Quality
High	22	0.2847	0.2117	0.3545	0.000	7.37	3.06
Low	16	0.3822	0.2979	0.4606	0.000	8.27	3.06

Hypothesis	k	r	95% lower	95% upper	p-value	t-value	Qb
H2: Green IT/IS at Country’s level
High-level of Green IT/IS	23	0.2964	0.2269	0.3629	0.000	8.02	14.95
Low-level of Green IT/IS	14	0.3592	0.2650	0.4466	0.000	7.05	14.95
H3: Type of performance
Environmental Performance	17	0.3243	0.2464	0.3980	0.000	7.77	0.27
Financial Performance	7	0.3606	0.1992	0.5029	0.000	4.21
Other types	14	0.3130	0.2186	0.4016	0.000	6.24
H4: Industry size
Large	17	0.3560	0.2790	0.4284	0.000	8.51	1.08
SMEs	15	0.2917	0.1916	0.3858	0.000	5.53	1.08
Control variables
Year
After	16	0.3886	0.3061	0.4653	0.000	8.56	4.30
Before	22	0.2769	0.2081	0.3429	0.000	7.62	4.30
Quality
High	22	0.2847	0.2117	0.3545	0.000	7.37	3.06
Low	16	0.3822	0.2979	0.4606	0.000	8.27	3.06

Note(s): Significance level: *p < 0.1, **p < 0.05, ***p < 0.01

Source(s): Table by author