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Table 5 Percent of adolescents transitioning between tobacco product use categories, by study

From: A systematic review of transitions between cigarette and smokeless tobacco product use in the United States

 

Follow up status

 

Neither

Exclusive smokeless tobacco user

Exclusive smoker

Dual user

Baseline

Neither

2 year follow-up

2 year follow-up

2 year follow-up

2 year follow-up

• 71.5% males [20]

• 4.6% males [20]

15.7% males [20]

• 8.3% males [20]

4 year follow-up

4 year follow-up

4 year follow-up

4 year follow-up

• 82.2% males [19]

• 3.1% males [19]

• 13.5% males [19]

• 1.1% males [19]

Exclusive smokeless tobacco user

2 year follow-up

2 year follow-up

2 year follow-up

2 year follow-up

• 16.6% males [20]

• 26.2% males [20]

• 16.6% males [20]

• 40.7% males [20]

4 year follow-up

4 year follow-up

4 year follow-up

4 year follow-up

• 15.2% males [19]

• 44.8% males [19]

• 25.5% males [19]

• 14.3% males [19]

Exclusive smoker

1-2 year follow-up

1-2 year follow-up

1-2 year follow-up

1-2 year follow-up

• 20.0% males and females combined [18]

• 1.6% males and females combined [18]

• 73.4% males and females combined [18]

• 5% males and females combined [18]

2 year follow-up

2 year follow-up

2 year follow-up

2 year follow-up

• 25.6% males [20]

• 3.8% males [20]

• 46.8% males [20]

• 23.8% males [20]

4 year follow-up

4 year follow-up

4 year follow-up

4 year follow-up

• 16.9% males [19]

• 0.8% males [19]

• 78.7% males [19]

• 3.6% of males [19]

Dual user

1-2 year follow-up

1-2 year follow-up

1-2 year follow-up

1-2 year follow-up

• 17.9% males and females combined [18]

• 8.5%* males and females combined [18]

• 36.6% males and females combined [18]

• 37% males and females combined [18]

4 year follow-up

4 year follow-up

4 year follow-up

4 year follow-up

• 14.1% males [19]

• 34.2% males [19]

• 31.2% males [19]

• 20.4% males [19]

  1. *Calculated from other estimates provided in the paper.
  2. [18] O’Hegarty et al., nationally representative National Longitudinal Study of Adolescent Health (Add Health).
  3. [19] Tomar et al., nationally representative Teenage Attitudes and Practices Survey.
  4. [20] Severson et al., secondary data from Project Sixteen (rural Oregon) (transition estimates calculated from Figures 1 and 2).