Table 1. Demographic and baseline characteristics.
| Control | Brief Advice | MET | MET + CBT | Statistic (df) | p-value | |
|---|---|---|---|---|---|---|
| N | 48 | 37 | 55 | 40 | ||
| Age, mean (SD) | 41.4 (12.5) | 43.5 (14.4) | 45.0 (13.8) | 44.0 (10.2) | F(3,178)=0.69 | .56 |
| Female, No. (%) | 15 (31.3) | 19 (51.4) | 20 (36.4) | 18 (45.0) | χ2(3) = 4.23 | .24 |
| Ethnicity, No. (%) | χ2 (9) = 9.09 | .43 | ||||
| African American | 10 (21.7) | 6 (17.1) | 15 (27.8) | 10 (25.0) | ||
| European American | 28 (60.9) | 23 (65.7) | 35 (64.8) | 24 (60.0) | ||
| Hispanic American | 8 (17.4) | 6 (17.1) | 3 (5.6) | 4 (10.0) | ||
| Other | 0 | 0 | 1 (1.9) | 2 (5.0) | ||
| Marital Status, No. (%) | χ2 (9) = 10.66 | .30 | ||||
| Never Married | 21 (43.8) | 19 (51.4) | 20 (36.4) | 15 (37.5) | ||
| Married/Cohabitating | 19 (39.6) | 9 (24.3) | 14 (25.5) | 11 (27.5) | ||
| Divorced/Separated | 8 (16.7) | 7 (18.9) | 18 (32.7) | 13 (32.5) | ||
| Widowed | 0 | 2 (5.4) | 3 (5.5) | 1 (2.5) | ||
| Income, mean (SD), $ | 25,871 (43,000) | 23,583 (24,569) | 27,277 (27,260) | 31,552 (34,527) | F (3,178) = 0.37 | .78 |
| Education, mean (SD) | 12.5 (2.8) | 13.5 (2.5) | 13.8 (2.5) | 13.2 (2.0) | F (3,179) = 2.21 | .09 |
| Received in past month, No.(%) | ||||||
| Substance abuse treatment | 23 (47.9) | 16 (43.2) | 24 (43.6) | 20 (50.0) | χ2 (3) = 0.86 | .84 |
| Medical treatment | 25 (52.1) | 20 (54.1) | 28 (50.9) | 20 (50.0) | χ2 (3) = 0.15 | .99 |
| Addiction Severity Index Scores | ||||||
| Medical | .27 (.35) | .41 (.37) | .33 (.36) | .26 (.34) | F (3,179) = 1.57 | .20 |
| Employment | .55 (.39) | .52 (.36) | .53 (.36) | .54 (.39) | F (3,179) = 0.04 | .99 |
| Alcohol | .11 (.18) | .08 (.12) | .12 (.11) | .07 (.11) | F (3,179) = 1.16 | .33 |
| Drug | .04 (.06) | .03 (.05) | .03 (.06) | .05 (.08) | F (3,179) = 1.12 | .34 |
| Legal | .13 (.22) | .06 (.11) | .08 (.18) | .07 (.14) | F (3,179) = 1.24 | .30 |
| Family/social | .21 (.23) | .21 (.24) | .21 (.19) | .17 (.17) | F (3,179) = 0.46 | .71 |
| Psychiatric | .17 (.22) | .25 (.23) | .17 (.18) | .16 (.19) | F (3,179) = 1.57 | .20 |
| Brief Symptom Inventory | 1.8 (0.8) | 1.8 (0.7) | 1.6 (0.6) | 1.6 (0.6) | F (3,174) = 1.05 | .37 |
| NODS lifetime score | 5.2 (3.1) | 5.1 (3.1) | 5.5 (3.3) | 5.5 (2.5) | F (3,179) = 0.19 | .91 |
| Lifetime pathological gambler based on NODS, No (%) | 25 (52.1) | 23 (62.2) | 32 (58.2) | 28 (65.0) | χ2 (3) = 1.71 | .64 |
| SOGS past-month score | 8.9 (5.1) | 8.9 (4.7) | 9.2 (5.2) | 9.1 (4.2) | F (3,179) = 0.05 | .98 |
| Past-month probable pathological | 24 (50.0) | 19 (51.4) | 31 (56.4) | 21 (52.5) | χ2 (3) = 0.46 | .93 |
| Gambler, based on SOGS, No (%) | ||||||
| Days gambled in past month | 19.0 (10.6) | 17.5 (11.5) | 17.2 (10.1) | 16.3 (11.6) | F (3,179) = 0.48 | .70 |
| Dollars gambled in past month, Median (interquartile range) $ | 500 (1150) | 300 (800) | 440 (675) | 450 (550) | χ2 (3) = 7.09 | .07 |
| Preferred gambling, No. (%) | χ2 (15) = 15.11 | .44 | ||||
| Scratch/lottery | 21 (43.8) | 17 (45.9) | 23 (41.8) | 17 (42.5) | ||
| Slots machines | 7 (14.6) | 6 (16.2) | 12 (21.8) | 7 (17.5) | ||
| Cards | 13 (27.1) | 3 (8.1) | 8 (14.5) | 7 (17.5) | ||
| Sports | 6 (12.5) | 5 (13.5) | 5 (9.1) | 4 (10.0) | ||
| Dice | 1 (2.1) | 5 (13.5) | 4 (7.3) | 5 (12.5) | ||
| Other | 3 0 (0.0) | 8 1 (2.7) | 6 3 (5.5) | 7 0 (0.0) |
NODS=National Opinion Research Center DSM-IV Screen. SOGS=South Oaks Gambling Screen.
Numbers do not always add up to full sample size because of some missing variables.