Table 1.
Demographics of participants across the 3 cohorts.
| Characteristic | Cohort 1 (n=9), n (%) | Cohort 2 (n=12), n (%) | Cohort 3 (n=85), n (%) | |
| Sex | ||||
|
|
Male | 5 (56) | 3 (25) | 66 (78) |
|
|
Female | 4 (44) | 9 (75) | 19 (22) |
| Age (years) | ||||
|
|
18-30 | 4 (44) | 2 (17) | 34 (40) |
|
|
31-40 | 4 (44) | 5 (42) | 42 (49) |
|
|
41-50 | 1 (11) | 2 (17) | 7 (8) |
|
|
51-59 | 0 (0) | 3 (25) | 2 (2) |
| Ethnicity | ||||
|
|
Hispanic | 3 (33) | 0 (0) | 7 (8) |
|
|
Non-Hispanic | 6 (67) | 12 (100) | 78 (92) |
| Race | ||||
|
|
Black or African American | 2 (22) | 5 (42) | 54 (64) |
|
|
White | 6 (67) | 6 (50) | 30 (35) |
|
|
Other | 1 (11) | 1 (8) | 1 (1) |
| Age started smoking (years) | ||||
|
|
13-17 | 4 (44) | 7 (58) | 12 (14) |
|
|
18-21 | 2 (22) | 4 (33) | 39 (46) |
|
|
22-30 | 2 (22) | 1 (8) | 30 (36) |
|
|
31-40 | 1 (1) | 0 (0) | 2 (2) |
|
|
41-50 | 0 (0) | 0 (0) | 1 (1) |
| Smoking history (years) | ||||
|
|
1-5 | 3 (33) | 4 (33) | 35 (41) |
|
|
5-10 | 4 (44) | 4 (33) | 33 (39) |
|
|
10-20 | 2 (22) | 4 (33) | 13 (15) |
|
|
>20 | 0 (0) | 0 (0) | 4 (5) |
| Attempted to quit smoking in the past year | ||||
|
|
Yes | 3 (33) | 6 (50) | 61 (72) |
|
|
No | 1 (11) | 6 (50) | 22 (26) |
|
|
Not sure | 5 (56) | 0 (0) | 2 (2) |
| Previous use of nicotine replacement | ||||
|
|
Yes | —a | 7 (58) | 20 (24) |
|
|
Have used gumb | — | 4 (33) | 16 (19) |
|
|
Have used skin patchesb | — | 6 (50) | 9 (11) |
|
|
Have used lozengeb | — | 2 (17) | 9 (11) |
|
|
Have used inhalerb | — | 1 (8) | 13 (15) |
|
|
No | — | 5 (42) | 65 (77) |
| Parental smoking in childhood | ||||
|
|
Yes | — | 8 (67) | 56 (66) |
|
|
No | — | 4 (33) | 25 (39) |
|
|
Not sure | — | 0 (0) | 4 (5) |
| Be often around people who smoke (eg, family member, friend, or colleague) | ||||
|
|
Yes | — | 9 (75) | 78 (92) |
|
|
No | — | 3 (25) | 7 (8) |
| Often in social situations where others are smoking | ||||
|
|
Yes | — | 8 (67) | 80 (94) |
|
|
No | — | 4 (33) | 4 (5) |
|
|
Not sure | — | 0 (0) | 1 (1) |
| Commitment to quit smoking (0-10 scale) | ||||
|
|
7 | 2 (22) | 3 (25) | 10 (12) |
|
|
8 | 0 (0) | 1 (8) | 13 (15) |
|
|
9 | 2 (22) | 4 (33) | 17 (20) |
|
|
10 | 5 (56) | 4 (33) | 45 (53) |
| Sources of knowing this study | ||||
|
|
8 (89) | 5 (42) | 48 (56) | |
|
|
0 (0) | 5 (42) | 24 (28) | |
|
|
Craigslist | 0 (0) | 0 (0) | 8 (9) |
|
|
Friends | 1 (11) | 0 (0) | 4 (5) |
|
|
Listserv | 0 (0) | 2 (17) | 1 (1) |
aNot available.
bThese questions were only asked among participants who indicated previous use of nicotine replacement.