From: Electronic cigarette use behaviors and motivations among smokers and non-smokers
 | How long since last cigarette, N (% of total) | ||||
---|---|---|---|---|---|
How long used EC | 0–6 months | 6 months - 1 year | 1–2 years | >2 years | Total |
About 6Â months or less | 23 | 9 | 2 | 2 | 36 (16) |
About 1Â year | 7 | 26 | 10 | 3 | 46 (20) |
Between 1 and 2Â years | 10 | 10 | 54 | 5 | 79 (34) |
2Â years or more | 2 | 3 | 21 | 44 | 70 (30) |
Total | 42 (18) | 48 (21) | 87 (38) | 54 (23) | 231 |