Table 3.

Main result of the meta-analysis on the relationship between work addiction and personality

Outcome	N	k	R	CI 95%	Z	P
Big Five traits
Extraversion	7,462	8	0.040	0.018; 0.063	3.483	<0.001
Neuroticism	7,757	9	0.115	−0.012; 0.238	1.780	0.075
Agreeableness	6,777	7	0.002	−0.057; 0.061	0.065	0.949
Conscientiousness	7,795	9	−0.061	−0.115; −0.006	−2.185	0.029
Openness	3,663	4	0.097	−0.001; 0.193	1.935	0.053
Intellect/imagination	3,114	3	0.104	0.055; 0.153	4.135	<0.001
Overall Big Five	8,090	10	0.104	0.082; 0.125	9.350	<0.001
Overall Stability/Alpha	8,090	10	0.101	0.065; 0.137	5.492	<0.001
Overall Plasticity/Beta	7,462	8	0.061	0.030; 0.092	3.823	<0.001
Self-related personality factors
Self-esteem	5,185	6	−0.095	−0.307; 0.126	−0.838	0.402
Global self-esteem	1,187	4	−0.257	−0.350; −0.182	−6.539	<0.001
Performance-based self-esteem	3,584	2	0.245	0.054; 0.418	2.496	0.013
Self-efficacy	557	2	−0.036	−0.119; 0.047	−0.849	0.396
Perfectionism	2,645	12	0.299	0.235; 0.360	8.813	<0.001
Narcissism	323	1	0.240	0.143; 0.340	4.379	<0.001
Self-directedness	158	1	−0.140	−0.290; 0.017	−1.755	0.079
Self-transcendence	158	1	0.180	0.025; 0.327	2.266	0.023
Overall	8,213	16	0.267	0.206; 0.326	8.278	<0.001
Positive and negative affectivity
Positive affectivity	1,270	5	−0.017	−0.072; 0.039	−0.593	0.553
Negative affectivity	2081	7	0.321	0.221; 0.414	6.053	<0.001
Overall	2081	7	0.226	0.160; 0.289	6.619	<0.001
Other factors
Trait anxiety	508	2	0.383	0.306; 0.455	9.043	<0.001
Type A behavior	371	1	0.437	0.351; 0.516	8.994	<0.001
Obsessiveness	137	1	0.380	0.227; 0.515	4.631	<0.001
Impulsiveness	158	1	0.080	−0.077; 0.233	0.998	0.318
Harm avoidance	158	1	0.000	−0.156; 0.156	0.000	1.000
Reward dependence	158	1	−0.090	−0.243; 0.067	−1.124	0.261
Persistence	158	1	0.440	0.305; 0.558	5.879	<0.001
Novelty seeking	158	1	−0.050	−0.205; 0.107	−0.623	0.533
Cooperativeness	158	1	0.110	−0.047; 0.262	1.375	0.169

Note: Bold text indicates a statistically significant correlation with a P-value less than 0.05.