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Table 4 Distribution of total score and grade of nicotine dependence

From: A study on the relationship between job stress and nicotine dependence in Korean workers

Characteristics Frequency (n) Percentage (%)
Total score
0 179 9.3
1 256 13.3
2 342 17.8
3 342 17.8
4 279 14.5
5 202 10.5
6 153 7.9
7 91 4.7
8 56 2.9
9 16 0.8
10 6 0.3
Gradea
 Low (0 ~ 5) 1,600 83.3
 High (6 ~ 10) 321 16.7
Total 1,921 100
  1. a: Grade: Low is under 5 of total score. High is over 6 of total score