Table 3.
Past 30-Day Exclusive Cigarette, Cigar, Marijuana, Dual, and Poly Use Prevalence Among African American and White Young Adults Who Reported Any Past 30-Day Cigarette, Cigar, and/or Marijuana Use, National Survey on Drug Use and Health, 2002 to 2012
| 2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
Pctg. point diffa |
Avg ann diffb |
Trendc | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | ||||
| African American 18 to 25 | ||||||||||||||
| Exclusive cigarette | 39.8 (36.8, 42.9) | 37.8 (33.5, 42.0) | 35.5 (31.9, 39.0) | 36.6 (33.3, 39.8) | 37.5 (33.3, 41.7) | 36.3 (32.6, 39.9) | 32.6 (28.3, 37.0) | 33.7 (29.8, 37.5) | 35.6 (31.2, 40.0) | 27.5 (24.0, 30.9) | 29.3 (25.5, 33.2) | −10.5 | −1.1 | A |
| Exclusive cigar | 7.8 (5.9, 9.8) | 6.6 (4.5, 8.7) | 7.9 (5.8, 10.0) | 6.7 (4.5, 8.8) | 8.8 (6.7, 10.8) | 8.0 (5.2, 10.7) | 7.0 (4.8, 9.2) | 7.3 (5.2, 9.3) | 7.8 (5.3, 10.2) | 7.8 (5.6, 9.9) | 6.3 (4.7, 7.8) | −1.5 | −0.2 | |
| Exclusive MJ | 12.3 (9.8, 14.8) | 11.6 (8.9, 14.4) | 11.8 (9.4, 14.1) | 12.6 (10.2, 15.0) | 9.5 (7.7, 11.3) | 15.2 (12.3, 18.2) | 15.1 (11.9, 18.3) | 17.9 (14.9, 20.8) | 14.6 (11.6, 17.6) | 17.6 (14.0, 21.2) | 22.2 (19.4, 25.0) | 9.9 | 1.0 | AB |
| Cigarette + cigar | 10.9 (8.7, 13.0) | 11.0 (8.5, 13.6) | 11.6 (9.2, 14.0) | 10.0 (7.5, 12.5) | 10.0 (7.3, 12.7) | 7.1 (5.2, 8.9) | 8.0 (5.8, 10.2) | 6.9 (5.1, 8.6) | 5.7 (4.0, 7.4) | 7.3 (4.9, 9.6) | 6.3 (4.4, 8.3) | −4.6 | −0.5 | A |
| Cigarette + MJ | 12.9 (10.6, 15.2) | 15.9 (12.5, 19.2) | 16.8 (13.4, 20.2) | 16.6 (13.4, 19.8) | 15.8 (13.1, 18.6) | 17.7 (14.7, 20.6) | 20.6 (17.0, 24.2) | 19.9 (15.9, 23.9) | 19.4 (16.1, 22.6) | 19.5 (16.6, 22.5) | 19.3 (16.4, 22.1) | 6.4 | 0.6 | A |
| Cigar + MJ | 5.8 (4.0, 7.7) | 6.4 (4.4, 8.3) | 5.2 (3.7, 6.7) | 6.4 (4.5, 8.2) | 6.6 (4.3, 8.9) | 5.3 (3.4, 7.1) | 5.8 (4.1, 7.5) | 5.3 (3.7, 7.0) | 6.3 (3.7, 8.9) | 8.2 (6.1, 10.4) | 7.2 (4.9, 9.6) | 1.4 | 0.1 | |
| Poly use | 10.4 (8.1, 12.7) | 10.8 (8.6, 12.9) | 11.3 (8.6, 13.9) | 11.2 (8.9, 13.5) | 11.9 (9.1, 14.6) | 10.5 (7.8, 13.2) | 10.9 (8.3, 13.4) | 9.1 (7.0, 11.2) | 10.7 (7.5, 13.9) | 12.1 (8.9, 15.3) | 9.4 (7.1, 11.7) | −1.0 | −0.1 | |
| White 18 to 25 | ||||||||||||||
| Exclusive cigarette | 49.8 (48.3, 51.3) | 49.5 (47.5, 51.4) | 49.0 (47.6, 50.4) | 48.1 (46.5, 49.7) | 47.4 (45.4, 49.4) | 45.5 (43.7, 47.3) | 46.4 (44.5, 48.2) | 42.5 (40.7, 44.3) | 41.9 (40.1, 43.8) | 41.6 (39.7, 43.5) | 42.0 (40.2, 43.7) | −7.8 | −0.8 | A |
| Exclusive cigar | 4.0 (3.4, 4.6) | 4.1 (3.6, 4.7) | 5.2 (4.5, 5.9) | 5.3 (4.5, 6.0) | 6.1 (5.0, 7.1) | 6.7 (5.8, 7.6) | 6.4 (5.7, 7.2) | 5.5 (4.7, 6.3) | 6.5 (5.7, 7.3) | 7.0 (6.2, 7.9) | 6.8 (5.7, 7.8) | 2.8 | 0.3 | AB |
| Exclusive MJ | 6.5 (5.6, 7.4) | 7.2 (6.3, 8.0) | 6.0 (5.2, 6.9) | 7.4 (6.7, 8.1) | 6.4 (5.6, 7.2) | 7.1 (6.1, 8.1) | 8.2 (7.1, 9.4) | 9.5 (8.5, 10.5) | 10.9 (9.9, 11.9) | 12.1 (10.7, 13.6) | 10.9 (9.8, 12.1) | 4.4 | 0.4 | AB |
| Cigarette + cigar | 8.7 (8.1, 9.4) | 9.5 (8.6, 10.5) | 9.8 (8.8, 10.9) | 10.0 (9.1, 11.0) | 9.8 (8.9, 10.7) | 9.2 (8.1, 10.3) | 9.2 (8.0, 10.4) | 9.3 (8.1, 10.4) | 8.1 (7.2, 9.0) | 8.6 (7.6, 9.5) | 8.6 (7.5, 9.7) | −0.1 | 0.0 | B |
| Cigarette + MJ | 21.3 (20.1, 22.4) | 19.9 (18.7, 21.1) | 18.6 (17.6, 19.7) | 19.0 (17.7, 20.3) | 20.7 (19.1, 22.3) | 19.6 (18.2, 20.9) | 19.3 (17.8, 20.8) | 22.2 (20.9, 23.5) | 21.2 (19.8, 22.6) | 20.5 (19.3, 21.8) | 20.3 (18.9, 21.7) | −1.0 | −0.1 | |
| Cigar + MJ | 1.7 (1.3, 2.1) | 2.0 (1.4, 2.6) | 2.1 (1.7, 2.6) | 2.0 (1.6, 2.4) | 2.2 (1.7, 2.7) | 2.5 (2.0, 3.1) | 2.4 (1.7, 3.0) | 2.4 (2.0, 2.9) | 3.0 (2.3, 3.7) | 2.3 (1.8, 2.8) | 2.9 (2.4, 3.5) | 1.2 | 0.1 | A |
| Poly use | 8.0 (7.0, 9.0) | 7.8 (6.9, 8.7) | 9.1 (8.3, 9.9) | 8.2 (7.4, 8.9) | 7.5 (6.5, 8.4) | 9.3 (8.3, 10.4) | 8.1 (7.1, 9.1) | 8.6 (7.5, 9.7) | 8.4 (7.3, 9.4) | 7.8 (7.0, 8.6) | 8.5 (7.3, 9.7) | 0.5 | 0.1 | |
CI = confidence interval; MJ = marijuana.
a
Absolute percentage point difference between 2012 and 2002 point estimates.
b
Average annual difference calculated by dividing the difference in each 2-year period.
c
Results of trends testing A indicates significant linear trend (P < .05) and B indicates significant quadratic trend (P < .05).