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Table 1 Selected demographic and tobacco use characteristics among study participants

From: Use of a liquid nicotine delivery product to promote smoking cessation

  

confirmed participation (n = 52)

failed to confirm participation (n = 17)

 

characteristic

category

n

%

n

%

p-value:

gender

female

26

50.0%

11

64.7%

p = 0.403

 

male

26

50.0%

6

35.3%

 

age group

25-44 yrs

13

25.0%

7

41.2%

p = 0.435

 

45-54 yrs

22

42.3%

6

35.3%

 
 

55-68 yrs

17

32.7%

4

23.5%

 

race

white

51

98.1%

12

70.6%

p = 0.003

 

non-white

1

1.9%

5

29.4%

 

# daily cigarettes

<20 cigs

6

11.5%

2

11.8%

p = 0.622

 

20-29 cigs

20

42.3%

9

52.9%

 
 

30+ cigs

24

46.2%

6

35.3%

 

years smoked

<20 yrs

7

13.5%

3

17.6%

p = 0.909

 

20-29 yrs

25

48.1%

8

47.1%

 
 

30+ yrs

20

38.5%

6

35.3%

 

pack-years smoked

<30

14

26.9%

7

41.2%

p = 0.536

 

30-44

18

34.6%

5

29.4%

 
 

45-88

20

38.5%

5

29.4%

 

time to 1st cigarette

<30 min

37

71.2%

14

82.4%

p = 0.528

 

30+ min

15

28.8%

3

17.6%

 
  1. Intention to treat (ITT) group includes all 69 participants while the according to protocol (ATP) group includes the 52 participants who confirmed participation.