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Table 1 Baseline characteristics and electronic cigarettes status of the study participants

From: Effectiveness and safety of electronic cigarettes among sole and dual user vapers in Kuantan and Pekan, Malaysia: a six-month observational study

Characteristics

Dual users

n = 146

Single user

n = 69

Total participants

(n = 215)

P value

(2-tailed)

Age

23

(19–40)

23

(19–39)

23

(19–40)

0.946*

Sex

 Male

145 (98)

69 (98.6)

214 (98.2)

1.0

 Female

3 (2)

1 (1.4)

4 (1.8)

 

Marital status

 Married

22 (14.9)

19 (27.1)

41 (18.8)

0.041

 Single

126 (85.1)

51 (72.9)

177 (81.2)

 

Race

 Malay

127 (85.8)

61 (87.1)

188 (86.2)

0.632

 Chinese

19 (12.8)

7 (10)

26 (11.9)

 

 Indian

2 (1.4)

2 (2.9)

4 (1.8)

 

Education

 Primary

 

 secondary

39 (26.4)

19 (27.1)

58 (26.6)

0.902

 Diploma/Degree

109 (73.6)

51 (72.9)

160 (73.4)

 

Occupation

 Private

70 (47.3)

38 (54.3)

108 (49.5)

0.535

 Government

13 (8.8)

6 (8.6)

19 (8.7)

 

 Self-employment

15 (10.1)

9 (12.9)

24 (11)

 

 Students

50 (33.8)

17 (24.3)

67 (30.7)

 

Income

 00

50 (33.8)

17 (24.3)

67 (30.7)

0.468

  < 2500 MYR#

2 (1.4)

2 (2.9)

4 (1.8)

 

  ≥ 2500–5000 MYR

89 (60.1)

48 (68.6)

137 (62.8)

 

  > 5000 MYR

7 (4.7)

3 (4.3)

10 (4.6)

 

EC-MFTND

3 (1–7)

3 (1–7)

3 (1–7)

0.668

EC-MGNVBQ

14 (3–22)

13 (3–24)

14 (3–24)

0.625

Quit attempts in the past year?

0 (0–1)

0 (0–1)

0 (0–1)

0.585*

Any therapy to quit smoking before EC use

 Never Attempted

142 (95.9)

66 (94.3)

208 (95.4)

0.730

 NRT

6 (4.1)

4 (5.7)

10 (4.6)

 

Age started smoking

15 (12–27)

16 (12–22)

15 (12–27)

0.125*

Pack/year

7 (0.5–50)

4.75

(0.25–30)

6 (0.25–50)

0.114*

ECs use (months)

4 (2–24)

8 (6–24)

5 (2–24)

< 0.001*

ECs consumption

 Daily

145 (98)

69 (98.6)

214 (98.2)

1.000

 Occasionally

3 (2)

1 (1.4)

4 (1.8)

 
  1. *Non-parametric data were expressed as medians, and p values were calculated using the Mann-Whitney U test; for categorical variables, chi-squared test was applied to calculate the value. EC-MFTND EC-Modified Fagerstrom Test for Nicotine Dependence, EC-MGNVBQ EC-Modified Glover-Nilsson Vaping Behavioural Questionnaire