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. 2020 Feb 19;7(1):e000452. doi: 10.1136/bmjresp-2019-000452

Table 1.

Demographics of the 53 participants included in this study separated by smoking group, age and gender

Age (≤40 years old)
Non-smokers Cigarette users Electronic cigarette users
Sample ID Sex Age Average Sample ID Sex Age Average Sample ID Sex Age Electronic Cigarette type Average
33B Male 23 02A Male 28 28±0 04C Male 19 Tank
07B Male 25 21A Female 24 35C Male 28 Tank
38B Male 29 17A Female 33 28.5±6.4 17C Male 30 Tank
21B Male 37 41C Male 34 Tank
16B Male 40 30.8±7.4 16C Male 40 Tank 30.2±7.8
06B Female 27 06C Female 29 Tank
09B Female 32 23C Female 32 Tank
42B Female 33 21C Female 33 Tank
45B Female 33 28C Female 39 Tank
44B Female 38 32.6±3.9 27C Female 40 Tank 34.6±4.7
Age (≥41 years old)
Non-smokers Cigarette users Electronic cigarette users
Sample ID Sex Age Average Sample ID Sex Age Average Sample ID Sex Age EC Type Average
13B Male 42 08A Male 41 31C Male 45 Tank
27B Male 46 23A Male 49 37C Male 47 Tank
26B Male 58 03A Male 65 05C Male 57 Tank
34B Male 58 28A Male 66 32C Male 60 Tank
43B Male 66 54±9.8 13A Male 75 59.2±13.8 03C Male 66 Cartomiser 55±8.9
41B Female 41 14A Female 46 08C Female 44 Tank
04B Female 46 06A Female 49 13C Female 50 Tank
28B Female 52 18A Female 57 09C Female 55 Tank
29B Female 59 33A Female 59 88C Female 55 Tank
35B Female 61 51.8±8.5 36A Female 69 56±9.1 12C Female 62 Tank 53.2±6.7

All smoking groups were gender and age matched.