Table 1.
Average Ratings of Flavor Attributes (Bitter-Sour, Irritation, and Sweet Taste1 and Liking2) of Unflavored and Flavored E-Cigarettes (Tobacco, Chocolate, Cherry, Menthol) With High (18mg/ml) and No Nicotine Content
| Flavor Tested |
Flavor Attribute | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bitter-Sour (N=132) |
Irritation (N=132) | Sweet (N=132) | Liking (N=129) | ||||||||||
| Overall | High Nicotine |
No Nicotine |
Overall | High Nicotine |
No Nicotine |
Overall | High Nicotine |
No Nicotine |
Overall | High Nicotine |
No Nicotine |
||
| Unflavored | Mean | 4.83 | 4.86 | 4.80 | 6.07 | 6.72 | 5.42 | 8.13 | 8.38 | 7.88 | 9.77 | 11.6 5 |
7.89 |
| SD | 9.23 | 9.52 | 8.96 | 11.4 9 |
12.4 2 |
10.4 9 |
11.0 9 |
11.5 1 |
10.6 9 |
31.8 3 |
30.3 4 |
33.2 7 |
|
| Range | 0 ‒53 | 0 ‒ 53 |
0 ‒ 40 |
0 ‒ 60 |
0 ‒ 60 |
0 ‒ 55 |
0 ‒ 65 |
0 ‒ 65 |
0 ‒ 52 |
‒60 ‒95 |
‒60 ‒ 90 |
‒60 ‒ 95 |
|
| Tobacco | Mean | 6.32 | 6.01 | 6.62 | 6.75 | 7.02 | 6.48 | 9.52 | 10.3 1 |
8.74 | 14.1 3 |
13.2 1 |
15.0 4 |
| SD | 11.2 9 |
11.2 5 |
11.3 6 |
13.6 1 |
12.6 2 |
14.5 6 |
12.6 1 |
13.0 8 |
12.1 1 |
32.7 8 |
31.1 3 |
34.4 4 |
|
| Range | 0 ‒ 55 |
0 ‒ 55 |
0 ‒ 55 |
0 ‒ 95 |
0 ‒ 55 |
0 ‒ 95 |
0 ‒ 60 |
0 ‒ 60 |
0 ‒ 60 |
‒100 ‒100 |
‒75 ‒ 100 |
‒100 ‒95 |
|
| Chocolate | Mean | 5.17 | 5.71 | 4.62 | 4.75 | 4.87 | 4.64 | 12.3 3 |
13.3 3 |
11.3 2 |
8.88 | 11.1 0 |
6.65 |
| SD | 9.82 | 10.9 2 |
8.58 | 8.93 | 8.80 | 9.10 | 12.5 5 |
13.5 4 |
11.4 3 |
33.6 8 |
34.1 7 |
33.1 8 |
|
| Range | 0 ‒ 50 |
0 ‒ 50 |
0 ‒ 50 |
0 ‒ 52 |
0 ‒ 50 |
0 ‒ 52 |
0 ‒ 70 |
0 ‒ 70 |
0 ‒ 55 |
‒100 ‒98 |
‒100 ‒98 |
‒85 ‒ 95 |
|
| Cherry | Mean | 4.84 | 4.58 | 5.10 | 4.50 | 4.83 | 4.17 | 19.4 5 |
20.1 7 |
18.7 4 |
14.4 3 |
16.9 4 |
11.9 3 |
| SD | 10.1 3 |
10.1 7 |
10.1 1 |
10.0 0 |
10.6 1 |
9.39 | 14.9 7 |
14.6 6 |
15.2 8 |
36.6 4 |
32.1 6 |
40.6 0 |
|
| Range | 0 ‒ 60 |
0 ‒ 60 |
0 ‒ 55 |
0 ‒ 70 |
0 ‒ 60 |
0 ‒ 70 |
0 ‒ 70 |
0 ‒ 55 |
0 ‒ 70 |
‒100 ‒100 |
‒70 ‒ 90 |
‒100 ‒ 100 |
|
| Menthol | Mean | 6.07 | 5.69 | 6.45 | 5.75 | 6.67 | 4.83 | 10.6 3 |
10.8 4 |
10.4 2 |
17.9 7 |
18.6 7 |
17.2 8 |
| SD | 10.1 9 |
10.3 3 |
10.0 7 |
11.9 2 |
13.1 8 |
10.4 8 |
13.1 7 |
13.4 7 |
12.9 2 |
37.2 6 |
36.0 3 |
38.5 7 |
|
| Range | 0 ‒ 52 |
0 ‒ 52 |
0 ‒ 50 |
0 ‒ 90 |
0 ‒ 90 |
0 ‒ 55 |
0 ‒ 60 |
0 ‒ 55 |
0 ‒ 60 |
‒100 ‒100 |
‒90 ‒ 95 |
‒100 ‒ 100 |
|
| Overall | Mean | ‒‒ | 5.37 | 5.52 | ‒‒ | 6.02 | 5.11 | ‒‒ | 12.6 1 |
11.4 2 |
‒‒ | 14.3 2 |
11.7 6 |
| SD | ‒‒ | 10.4 4 |
9.87 | ‒‒ | 11.6 4 |
10.9 8 |
‒‒ | 13.8 7 |
13.1 3 |
‒‒ | 32.8 7 |
36.2 5 |
|
| Range | ‒‒ | 0 ‒ 60 |
0 ‒ 55 |
‒‒ | 0 ‒ 90 |
0 ‒ 95 |
‒‒ | 0 ‒ 70 |
0 ‒ 70 |
‒‒ | ‒100 ‒100 |
‒100 ‒ 100 |
|
1
Taste was measured on gLMS scale from 0 (no sensation) to 100 (strongest imaginable sensation) with adjectives anchored on a logarithmic scale: ‘barely detectable’ (1.4), ‘weak’ (6), ‘moderate’ (17), ‘strong’ (35), and ‘very strong’ (53).
2
Liking was measured on the following scale: Dislike (-100) to Like (100)