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Table 4 Severity perception and onset of the E-cig withdrawal symptoms

From: Electronic cigarettes’ withdrawal severity symptoms among users during intermittent fasting: a cross-sectional study

Domain n (%)
The severity of the withdrawal symptoms from the participants’ perception (range 0–5)
 No symptoms (score = 0) 246 (47.0)
 Weak (score = 1) 105 (20.1)
 Mild (score = 2) 84 (16.1)
 Moderate (score = 3) 66 (12.6)
 Severe (score = 4) 18 (3.4)
 Very severe (score = 5) 4 (0.8)
Starting time of withdrawal symptoms from the last E-cig use
 In less than 6 h 83 (15.9)
 After 6 h 31 (5.9)
 After 8 h 43 (8.2)
 After 12 h 39 (7.5)
 After more than 16 h 81 (15.5)
 I didn't experience any symptoms 246 (47.0)