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Table 5 Differences in SAI scores related to groups categorized by SOGS and DSM-5 diagnostic criteria scores

From: Development and validation of a stock addiction inventory (SAI)

Variable N (%) SAI total Factor 1 Factor 2
Mean ± SD P Mean ± SD P Mean ± SD P
SOGSa    <0.001   <0.001   <0.001
 =0 126 (12.5) 0.89 ± 2.14   0.37 ± 1.81   0.52 ± 0.81  
 1–4 465 (46.3) 2.36 ± 2.46   1.01 ± 1.70   1.34 ± 1.33  
 ≥5 414 (41.2) 7.34 ± 4.55   4.19 ± 3.25   3.14 ± 1.80  
DSM-5b    <0.001   <0.001   <0.001
 0–3 788 (78.4) 2.98 ± 3.10   1.45 ± 2.12   1.53 ± 1.46  
 ≥4 217 (21.6) 8.74 ± 5.18   5.12 ± 3.73   3.62 ± 1.98  
  1. SAI stock addiction inventory, SOGS South oaks gambling screen, DSM-5 diagnostic and statistical manual of mental disorders, fifth edition
  2. aAnalysis of variance (ANOVA)
  3. bIndependent t test