Table 2:
Cigarette, e-cigarette, and cannabis use patterns and attitudes (N=601), current cigarette smokers enrolled in a smoking cessation trial at 3 diverse primary care clinics in San Francisco, CA from 2014 to 2015
| Full sample (N=601) | Cigarette-only smokers (N=292, 48.6%) | Dual-use of cigarettes and e-cigarettes (N=63, 10.5%) | Dual-use of cigarettes and cannabis (N=183, 30.4%) | Poly-use of cigarettes, e-cigarettes, and cannabis (N=63, 10.5%) | Significance (df) | |
|---|---|---|---|---|---|---|
| Cigarette use | ||||||
| Smoking days/week (M, SD) | 6.3 (1.5) | 6.4 (1.4) | 6.1 (1.7) | 6.4 (1.5) | 6.1 (1.8) | F(3, 597)=0.8 |
| Cigarettes/day (M, SD) | 10.3 (8.4) | 10.3 (8.5) | 10.8 (8.9) | 10.3 (8.5) | 9.6 (6.9) | F(3, 597)=0.2 |
| Time to first cigarette 30 mins or less (%, N) | 59.2% (356) | 56.8% (166) | 63.5% (40) | 61.7% (113) | 58.7% (37) | χ2(3)=1.6 |
| Readiness to quit smoking (%, N) | χ2(9)=7.8 | |||||
| Not ready | 15.8% (95) | 16.4% (48) | 12.7% (8) | 14.8% (27) | 19.0% (12) | |
| Next 6 months | 44.4% (267) | 45.2% (132) | 36.5% (23) | 45.9% (84) | 44.4% (28) | |
| Next 30 days | 28.0% (168) | 25.7% (75) | 36.5% (23) | 28.4% (52) | 28.6% (18) | |
| Already quit | 5.3% (32) | 6.8% (20) | 6.3% (4) | 2.7% (5) | 4.8% (3) | |
| E-cigarette use | ||||||
| Number of days used in past 30 days (M, SD) | 1.6 (5.5) | - | 6.9 (9.6) | - | 8.6 (10.0) | t(124)=1.01 |
| Cannabis use in past 3 months (%, N) | χ2(2)= 0.31 | |||||
| Monthly | 5.2% (31) | 12.6% (23) | 12.7% (8) | |||
| Weekly | 10.0% (60) | - | - | 23.5% (43) | 27.0% (17) | |
| Daily or almost daily | 25.8% (155) | - | - | 63.9% (117) | 60.3% (38) | |
| Self-reported receipt of 5As for smoking cessation (%, N) | ||||||
| Ask | 57.2% (344) | 58.9% (172) | 61.9% (39) | 54.1% (99) | 54.0% (34) | χ2(3)=1.9 |
| Advise | 55.9% (336) | 58.9% (172) | 60.3% (38) | 53.6% (98) | 44.4% (28) | χ2(3)=5.3 |
| Assess | 51.8% (311) | 53.1% (155) | 49.2% (31) | 51.4% (94) | 49.2% (31) | χ2(3)=0.5 |
| Assist | 55.2% (332) | 58.9% (172) | 57.1% (36) | 50.8% (93) | 49.2% (31) | χ2(3)=4.1 |
| Arrange | 21.3% (128) | 23.6% (69) | 34.9% (22) | 16.4% (30) | 11.1% (7) | χ2(3)=14.4** |
| Receipt of all 5As | 14.1% (85) | 16.8% (49) | 23.8% (15) | 8.7% (16) | 7.9% (5) | χ2(3)=12.9** |
Note:
1
Only comparing groups with data;
df = degrees of freedom;
*
p<.05
**
p<.01
***
p<.001.