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. Author manuscript; available in PMC: 2022 Jan 31.
Published in final edited form as: Drug Alcohol Depend. 2020 Feb 19;209:107928. doi: 10.1016/j.drugalcdep.2020.107928

Table 1.

Sample Descriptive Information

Tobacco Only (n=125) Tobacco-Cannabis Co-Use (n=82)
Age 34.41 (SD = 8.94) years 25.86 (SD = 8.73) years
Gender 50.0% female 50.8% female
Age of first cigarette 14.39 (3.45) 14.93 (3.05)
Daily smoking age 17.52 (3.74) 17.36 (2.71)
Years as a daily smoker 16.20 (8.80) 8.15 (8.31)
Average CPD 14.66 (7.26) 13.20 (6.94)
FTCD Total 4.86 (2.20) 4.12 (2.14)

Note: Demographic and smoking characteristics between tobacco-only users and tobacco-cannabis co-users.