Table 2 Data on cocaine and alcohol use
From: Long term effects of cocaine on the heart assessed by cardiovascular magnetic resonance at 3T
Cocaine | Age at the time of first use, yrs | 22.7 ± 6.7 |
Time between last use and CMR, days | 53 ± 40 | |
Frequency of use in the past (number of uses) | 3.2 ± 1.8 | |
Frequency of use in the past 3 months (uses per month) | 3.8 ± 1.6 | |
Maximum frequency of use in lifetime (uses per month) | 7.5 ± 1.5 | |
Amount of consumption in the past month (g) | 3.8 ± 1.6 | |
Years of regular cocaine use (yrs) | 13.9 ± 9 | |
Route of administration | ||
Nasal insufflation | 81% | |
Smoked | 16% | |
Intravenous | 3% | |
Alcohol | Subjects with alcohol abuse or dependence, n (%) | 49 (51%) |
Age at the time of first use, yrs | 16 ± 4 | |
Time between last use and CMR (days) | 120 ± 237 | |
Frequency of use in the past month (number of uses) | 2.7 ± 2.3 | |
Frequency of use in the past 3 months (uses per month) | 2.8 ± 2.3 | |
Amount of use in the past month (gr) | 120 ± 170 | |
Years of alcohol use | 20 ± 7 yrs |