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Table 1 Summary of study demographics and FTCD scores by study product sequence and overall

From: Nicotine delivery, tolerability and reduction of smoking urge in smokers following short-term use of one brand of electronic cigarettes

Trait/Test

Category/Statistic

Study product sequence

ABFCED (N = 4)

BCADFE (N = 4)

CDBEAF (N = 4)

DECFBA (N = 4)

EFDACB (N = 4)

FAEBDC (N = 4)

Overall (N = 24)

Sex

Female

2 (50 %)

2 (50 %)

2 (50 %)

2 (50 %)

2 (50 %)

2 (50 %)

12 (50 %)

Male

2 (50 %)

2 (50 %)

2 (50 %)

2 (50 %)

2 (50 %)

2 (50 %)

12 (50 %)

Race

American Indian/Alaska Native

1 (25 %)

0 (0 %)

0 (0 %)

0 (0 %)

0 (0 %)

0 (0 %)

1 (4 %)

Black or African American

0 (0 %)

1 (25 %)

0 (0 %)

2 (50 %)

0 (0 %)

0 (0 %)

3 (13 %)

White

3 (75 %)

3 (75 %)

4 (100 %)

2 (50 %)

4 (100 %)

4 (100 %)

20 (83 %)

Ethnicity

Hispanic or Latino

1 (25 %)

0 (0 %)

0 (0 %)

0 (0 %)

0 (0 %)

0 (0 %)

1 (4 %)

Not Hispanic or Latino

3 (75 %)

4 (100 %)

4 (100 %)

4 (100 %)

4 (100 %)

4 (100 %)

23 (96 %)

Age (yrs)

Mean

38.3

40.5

38.3

35.3

34.0

45.8

38.7

SD

12.04

15.70

15.44

4.03

9.49

6.13

10.77

Height (cm)

Mean

167.25

175.75

168.75

172.75

167.00

171.75

170.54

SD

3.403

10.243

6.131

3.775

8.206

9.811

7.331

Weight (kg)

Mean

84.1

79.2

70.8

74.7

80.0

83.9

78.8

SD

16.52

25.89

6.15

13.13

12.93

14.14

14.91

BMI (kg/m2)

Mean

30.050

25.198

24.798

25.015

28.948

28.375

27.064

SD

6.0439

5.7622

0.6854

3.8464

6.3810

4.3255

4.8512

Fagerström Test for Cigarette Dependence Score

Mean

4.0

5.3

5.0

6.0

4.0

7.8

5.3

SD

2.16

0.5

1.41

2.16

2.16

2.63

2.18

Median

3.5

5.0

4.5

5.5

4.5

8.5

5.0

Minimum

2

5

4

4

1

4

1

Maximum

7

6

7

9

6

10

10