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Table 1 Demographic characteristics of study participants (N = 67).

From: US smokers' reactions to a brief trial of oral nicotine products

Variable Levels Lost to follow-up Completed Study p-value*
   (n = 23) (n = 44)  
Gender Female 52.247.8 52.3 0.994
  Male   47.7  
Highest Level of Education Less than HS 39.1 20.5 0.053
  HS Graduate 34.8 22.7  
  More than HS 26.1 56.8  
Age < 40 30.4 18.2 0.379
  41 - 54 60.9 63.6  
  55 + 8.7 18.2  
Race White 56.5 67.4 0.183
  Black 43.5 25.6  
  Other 0 7  
Intention to Quit in the next year No 8.7 15.9 0.411
  Yes 91.3 84.1  
How addicted do you consider yourself? Very 78.3 72.7 0.274
  Somewhat 17.4 27.3  
  Not at all 4.3 0  
Prior use of NR Yes 26.1 52.3 0.04
  No 73.9 47.7  
Prior use of ST Yes 8.7 11.488.6 0.735
  No 91.3   
Cigarettes per Day Mean 21.4 22.2 0.519
  (SE) -3.7 -1.9  
Minutes to First Cigarette after Waking Median 5 5 0.662
  (IQR) (2-15) (5-15)  
  1. * categorical variables compared by chi-square; continuous variables compared by Wilcoxon test, p-value < 0.05
  2. HS = High school