From: Negative consequences associated with dependence in daily cannabis users
Index | Dependent | Non-Dependent | Â | ||
---|---|---|---|---|---|
 | n | Mean (SD) | n | Mean (SD) | t |
Joints/Week | 1083 | 16.58 (15.18) | 1743 | 14.14 (13.61) | -4.32* |
Cannabis/Month | 1105 | 4.75 (2.09) | 1764 | 4.18 (2.13) | -7.09* |
Average High | 1107 | 4.06 (1.23) | 1762 | 3.51 (1.28) | -11.35* |
Maximum High | 1109 | 5.47 (1.03) | 1763 | 4.95 (1.37) | -11.59* |
Alcohol Drinks/Occasion | 1109 | 4.97 (4.40) | 1766 | 3.28 (3.64) | -10.68* |
Alcohol Drinks/Week | 1109 | 11.49 (17.61) | 1768 | 7.30 (14.22) | -6.68* |
Respiratory Problems | 1111 | 1.28 (1.33) | 1770 | 0.77 (1.12) | -10.61* |
Cannabis-Related Problems | 1111 | 12.08 (11.00) | 1770 | 4.21 (5.54) | -22.14* |
Happiness | 1105 | 15.25 (3.71) | 1756 | 16.23 (3.47) | 7.01* |
Satisfaction With Life | 1109 | 18.92 (5.45) | 1758 | 19.89 (5.28) | 4.69* |
Motivation | 1092 | 49.60 (4.70) | 1753 | 51.56 (4.03) | 11.44* |
Depression | 1059 | 13.23 (9.69) | 1700 | 8.45 (8.19) | -13.35* |