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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: Drug Alcohol Depend. 2017 Jun 15;178:136–142. doi: 10.1016/j.drugalcdep.2017.05.006

Table 1.

Descriptive and cannabis acquisition characteristics for N =95 participants reporting cannabis use on daily surveys

Sample Characteristics M (SD) or % (n)

Age 22.0 (2.2)

Sex
 Female 49 (51.6%)
 Male 46 (48.4%)

Ethnicity
 African American 43 (45.3%)
 European American/Other 52 (54.7%)

Educational attainment
 Less than HS education 26 (27.4%)
 HS/GED or higher 69 (72.6%)

Currently in school
 Yes 21 (22.1%)
 No 74 (77.9%)

Marital status
 Married/Engaged 17 (17.9%)
 Single 77 (81.1%)

Currently receiving public assistance
 Yes 54 (56.8%)
 No 41 (43.2%)

Most frequent method of using cannabisa
 Blunt 59 (63.4%)
 Joint 18 (19.4%)
 Bowl 13 (14.0%)
 Bong 3 (3.2%)

How often purchased cannabis in past 28 daysa
 Not purchased 16 (18.3%)
 1–3 times per month 22 (23.7%)
 Once per week 15 (16.1%)
 2–6 times per week 26 (28.0%)
 Daily 13 (14.0%)

Typical source of cannabis in past 28 daysa
 Known dealer 34 (36.6%)
 Friend/roommate 28 (30.1%)
 Family member/spouse/partner 18 (19.4%)
 Dispensary 9 (9.7%)
 Stranger/unknown dealer 3 (3.2%)
 Grows own 1 (1.1%)

Typical quantity of cannabis obtaineda
 1–2 joints worth 33 (35.5%)
 1/8 oz. 22 (23.7%)
 1/4 oz. 18 (19.4%)
 1/2 oz. 6 (6.5%)
 1 oz. 5 (5.4%)
 Other 9 (9.7%)

Ever trades goods/services for cannabisa
 Yes 11 (11.8%)
 No 82 (88.2%)

Been issued a medical cannabis card 8 (8.4%)

Mean cannabis use frequency per day of use on daily surveys 3.20 (3.46)

Reported quantity of cannabis on daily survey use daysb
 <0.5g (<1 joint) 192 (17.9%)
 0.5g (1 joint) 194 (18.0%)
 1g (2 joints) 225 (20.9%)
 1.5g (3 joints) 124 (11.5%)
 2g (4 joints) 144 (13.4%)
 2.5g+ (5+ joints) 196 (18.2%)

Motives ratings across daily survey periodc
 Enhancement 2.74 (1.15)
 Coping 1.83 (1.06)
 Social 1.69 (1.01)
 Expansion 1.67 (0.99)
 Conformity 1.18 (0.55)
a

N=93 because these data were collected from the 93 people who had used cannabis in the 28 days prior to baseline, but 95 people are included in analyses because they used cannabis during the daily survey period. Purchased quantities assessed (responses shown above) were on a different scale than daily quantity to capture a range of purchasing behaviors.

b

N = 1,075 days reporting quantity

c

Ns on motives variables range from 1,052 to 1,067 days due to missing responses on some daily motives items.