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Table 3 Smoking history of prisoners who intended/not intended to quit smoking

From: Prisoners and cigarettes or ‘imprisoned in cigarettes’? What helps prisoners quit smoking?

Characteristics Intention to quit smoking No intention to quit smoking Total
Mean S.D. Mean S.D. Mean S.D.
Cigarettes/day 26.8 13.1 30.5 13.4 27.8 13.2
Years of smoking 18.7 12.8 19.1 12.3 18.8 12.6
Pack/Years (PYS) 23.2 20 26.8 19.4 24.1 19.8
  n (%) n (%) n (%)
Smoking initiation at
 ≤14 61 (53.5) 34 (85) 95 (61.7)
 15-20 40 (35.1) 2 (5) 42 (27.3)
 ≥21 13 (11.4) 4 (10) 17 (11)
Fagerstrom Tolerance Questionnaire
 high dependence 72 (63.15) 28 (70) 100 (64.9)
 average dependence 27 (23.7) 9 (22.5) 36 (23.4)
 low dependence 15 (13.15) 3 (7.5) 18 (11.7)
Smoking habits in prison
 increased 39 (34.2) 19 (47.5) 58 (37.65)
 decreased 36 (31.6) 10 (25) 46 (29.9)
 remained the same 39 (34.2) 11 (27.5) 50 (32.45)
Previous attempts to quit smoking 30 (26.3) 6 (15) 36 (23.4)
Current attempts to quit smoking 114 (100) 0 (0) 114 (74)
Yes, smoking harms health 112 (98.2) 36 (90) 148 (96.1)