Table 3.

Frequency distribution of E-cigarettes knowledge responses of participants who have heard of E-cigarettes (N = 318) in Beirut, Lebanon between December 2018 and March 2019

Knowledge question	No.	Valid %
E-cigarettes are associated with bladder cancer
False - Wrong Answer	251	75.4
True - Correct Answer	82	24.6
E-cigarettes are FDA Approved
True - Wrong Answer	247	74.4
False - Correct Answer	85	25.6
Some flavors of E-cigarettes are more harmful than others
False – Wrong answer	232	70.1
True – Correct answer	99	29.9
Swallowing the liquid in E-cigarettes accidentally can cause poisoning that is potentially fatal
False - Wrong Answer	183	55.3
True - Correct Answer	148	44.7
E-cigarettes are not associated with lung cancer
True - Wrong Answer	181	54.4
False - Correct Answer	152	45.6
E-cigarettes impair lung and heart functions
False – Wrong answer	110	50.9
True – Correct answer	216	49.1
E-cigarettes do not contribute to second hand smoking
True - Wrong Answer	153	46.2
False - Correct Answer	178	53.8
E-cigarettes can have an effect on fetal development
False - Wrong Answer	132	39.6
True - Correct Answer	201	60.4
Nicotine is present in most E-cigarettes
False - Wrong Answer	129	38.9
True - Correct Answer	203	61.1
Harmful flavorings and toxins are found in the E-cigarette aerosol
False - Wrong Answer	125	38.0
True - Correct Answer	204	62.0
E-cigarettes are harmless
True - Wrong Answer	114	34.7
False - Correct Answer	215	65.3
Some components of the liquid found in E-cigarettes can cause harmful lung conditions
False - Wrong Answer	111	33.5
True - Correct Answer	220	66.5
E-cigarettes are not addictive
True - Wrong Answer	110	33.0
False - Correct Answer	223	67.0
E-cigarettes are suitable for pregnant women
True - Wrong Answer	35	10.5
False - Correct Answer	298	89.5
E-cigarettes are suitable for children
True - Wrong Answer	22	6.6
False - Correct Answer	310	93.4