Table 2.
Endorsement of MACQ items across countries and sex
| United States (U.S.) (n = 697) |
Argentina (AR) (n = 153) |
Uruguay (UY) (n = 55) |
Spain (ES) (n = 174) |
Netherlands (NL) (n = 66) |
Significant Mean Differences |
Men vs Women Significant Differences |
|
|---|---|---|---|---|---|---|---|
| MACQ Total (M, SD) | 3.51 (4.01) | 3.48 (3.39) | 3.58 (3.74) | 4.38 (4.16) | 3.26 (3.36) | No Differences* | Men (M=4.29) > Women (M=3.20) |
| (Item #) MACQ Item | |||||||
| (1) The quality of my work or schoolwork has suffered because of my marijuana use. | 12.3% | 12.4% | 16.4% | 13.2% | 13.6% | No Differences | Men (16.1%) > Women (10.6%) |
| (2) I have driven a car when I was high. | 36.7% | 17.6% | 7.3% | 17.8% | 4.5% | USA > AR, UY, ES, NL | Men (32.6%) > Women (24.9%) |
| (3) I have felt in a fog, sluggish, tired, or dazed the morning after using marijuana. | 41.8% | 34.0% | 34.5% | 48.3% | 45.5% | No Differences | No Differences (Men = 41.2% Women = 41.8%) |
| (4) I have been unhappy because of my marijuana use. | 12.5% | 15.0% | 12.7% | 22.4% | 10.6% | ES > USA | Men (18.0%) > Women (12.0%) |
| (5) I have gotten into physical fights because of my marijuana use. | 1.4% | 0.7% | 0.0% | 0.6% | 0.0% | No Differences | No Differences (Men = 1.2% Women = 1.0%) |
| (6) I have spent too much time using marijuana. | 14.4% | 15.7% | 20.0% | 20.1% | 12.1% | No Differences | Men (23.0%) > Women (10.9%) |
| (7) I have felt like I needed a hit of marijuana after I’d gotten up (that is, before breakfast). | 14.7% | 11.1% | 7.3% | 9.2% | 1.5% | USA > NL | Men (15.0%) > Women (10.3%) |
| (8) I have become very rude, obnoxious, or insulting after using marijuana. | 2.9% | 5.9% | 3.6% | 6.9% | 0.0% | No Differences | No Differences (Men = 4.5% Women = 3.2%) |
| (9) I have been less physically active because of my marijuana use. | 25.3% | 47.7% | 34.5% | 50.6% | 45.5% | AR, ES, NL > USA | Men (37.3%) > Women (31.5%) |
| (10) I have had trouble sleeping after stopping or cutting down on marijuana use. | 15.4% | 9.2% | 12.7% | 19.0% | 15.2% | No Differences | Men (21.0%) > Women (11.3%) |
| (11) I have neglected obligations to family, work, or school because of my marijuana use. | 10.4% | 15.7% | 12.7% | 14.9% | 10.6% | No Differences | Men (16.5%) > Women (8.8%) |
| (12) When using marijuana I have done impulsive things that I regretted later. | 8.1% | 11.8% | 10.9% | 16.7% | 7.6% | ES > USA | Men (13.2%) > Women (7.8%) |
| (13) I have awakened the day after using marijuana and found I could not remember a part of the evening before. | 19.3% | 18.3% | 16.4% | 21.8% | 13.8% | No Differences | No Differences (Men = 20.4% Women = 18.3%) |
| (14) I have been overweight because of my marijuana use. | 5.3% | 12.4% | 12.7% | 5.7% | 1.5% | AR > USA | No Differences (Men = 7.8% Women = 5.7%) |
| (15) I haven’t been as sharp mentally because of my marijuana use. | 23.0% | 27.5% | 32.7% | 39.1% | 42.4% | ES, NL > USA | No Differences (Men = 30.3% Women = 25.9%) |
| (16) I have received a lower grade on an exam or paper than I ordinarily would have because of marijuana use. | 8.6% | 2.6% | 7.3% | 8.0% | 3.0% | No Differences | Men (11.6%) > Women (4.8%) |
| (17) I have tried to quit using marijuana because I thought I was using too much. | 14.7% | 19.0% | 21.8% | 23.6% | 10.6% | ES > USA | Men (20.8%) > Women (14.0%) |
| (18) I have felt anxious, irritable, lost my appetite or had stomach pains after stopping or cutting down on marijuana use. | 12.3% | 11.1% | 10.9% | 11.5% | 4.5% | No Differences | No Differences (Men = 13.5% Women = 10.0%) |
| (19) I often have thought about needing to cut down or to stop using marijuana. | 24.7% | 20.3% | 30.9% | 26.4% | 21.2% | No Differences | Men (32.0%) > Women (20.0%) |
| (20) I have had less energy or felt tired because of my marijuana use. | 30.6% | 26.1% | 36.4% | 43.1% | 40.9% | ES > USA, AR | No Differences (Men = 35.0% Women = 31.2%) |
| (21) I have lost motivation to do things because of my marijuana use. | 17.2% | 13.7% | 16.4% | 19.0% | 21.2% | No Differences | No Differences (Men = 18.7% Women = 16.2%) |
Note. Significant differences for MACQ total scores across countries were determined by an ANOVA with a Bonferroni correction and significant differences for items were determined by differences in proportions using a Z-test with a Bonferroni correction.
*
No Difference = the findings were inconclusive as to whether or not a statistical difference was present.