Table 1 Demographic and clinical data of PG and OG (mean ± standard deviation)
|  | PG (n = 12) | OG (n = 12) |  |
|---|---|---|---|
Age | 33.8 ± 7.8 | 35.8 ± 9.5 | t[1,22] = 1.17, p = 0.58 |
Number of smokers per group | 11 | 8 | z = -1.48, p = 0.3 |
DSM IV | 5.9 ± 2 | 0.9 ± 0.8 | z = -4.20, p < 0.01 |
SOGS | 9.7 ± 3.8 | 0.9 ± 0.8 | t[1,22] = 23.37, p < 0.01 |
KFG | 33.4 ± 10.9 | 3.8 ± 3.1 | t[1,22] = 17.23, p < 0.01 |
Percent of income spent on gambling | 64.6 ± 61.4 | 2.6 ± 3.2 | t[1,22] = -3.65, p < 0.01 |
Blackjack frequency | < 1 time/month | < 1 time/month | z = -0.95, p = 0.4 |
Frequency of overall gambling behavior | > 3 times/week | ≤ 3 times/month | z = -4.48, p < 0.01 |