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Table 4 Cessation studies – target population

From: Effects of sixty six adolescent tobacco use cessation trials and seventeen prospective studies of self-initiated quitting

Investigators # Tobacco users at baseline Minimal or mean level of tobacco use Through study age range % female % white
Ary et al. 776 >1 cig./week 12–18 ~50 89
Aveyard et al. 1090 >1 cig./week 13–14 50 86
Baskerville, Hotte, Dunkley 331 NR (quit – 30 day) 14–18 NR NR
Bauman et al. 110 >1/30 days 12–15 57 85
Beaglehole et al. 128 >2 cpd 12–15 NR NR
Biener et al. 216 >1/30 days 12–17 NR NR
Chakravorty 83-ST >1.5 dips/day 14–18 0 ~95
Charlton 87 NR 16 ~75 NR
Cinnomin, Sussman 60 16 cpd (quit – 7 day) 14–19 38 ~30
Colby et al. 40 10 cpd (quit – 7 day) 14–17 58 65
Coleman-Wallace et al. 351 13 cpd 14–18 NR NR
Corby et al. 8 19 cpd (quit – 7 day) 15–19 38 NR
Digiusto ~277 ~12 cpd (quit – 7 day) 14–18 ~50 NR
Dino et al. 346 ~15 cpd (median quit – 8 day) 14–19 54 87
Eakin, Severson, Glasgow 25-ST 5–8 dips/day (quit – 7 day/1 slip) 14–18 0 NR
Etter, Ronchi, Perneger 582 11 cpd ~24–33 60 NR
Fibkins 27 NR 14–18 NR NR
Forster 660 >1 cpd (quit – 7 day) 14–16 NR NR
Glasgow et al. 506 12 cpd (quit – 30 day) 15–35 100 88
Glover 41-ST NR (quit – 6 months) 18–22 0 NR
Goldberg, Gorn 141 Current, 100+life 18 41 NR
Greenberg, Deputat 100 .5 cpd 16–18 57 NR
Hafstad, Aaro, Langmark 497 >1 per week 14–15 65 NR
Horn et al. 163 ~17 cpd 14–19 55 92
Horswell, Horton 36 NR 12–18 NR NR
Hotte et al. 632 12 cpd 14–15 49 NR
Hurt et al. 101 ~20 cpd (quit – 7 days) 13–17 41 95
Jason, Mollica, Ferrone 32 ~4 cpd 14–16 ~56 ~35
Jerome 17 13 cpd (quit – 7 days) 15–17 47 82
Johnson et al. 448 Monthly smoking – 13% 16–18 NR NR
Kempf, Stanley 132 14 cpd 13–17 18 28
Killen et al. ~180 Weekly smoking – 16% 14–16 45 69
Lampkin 121 9 cpd (quit – 30 days) 15–18 66 64
Librett 212 9 cpd 11–18 59 77
Lotecka, McWhinney 49 7 cpd (quit – 7 days) 14–18 NR NR
Matson-Koffman, Miller 80 NR 14–18 NR NR
McDonald, Roberts, Deeschaemaker 51 27 cpd (quit – 7 days) 12–19 46 NR
Mills, Ewy and Dizon 34 ~14 cpd 12–18 NR NR
Murray, Prokhorov, Harty 450 >1 per week 14–15 NR NR
Myers, Brown 141 (last 3 months) 13 cpd (quit – 7 days) 12–18 40 79
Myers, Brown, Kelly 35 >1 per week 13–18 40 71
Pallonen 135 10 cpd (quit – 7 days) 16–18 54 90
Patten et al. 96 ~17 cpd (quit – 7 days) 11–17 38 92
Patterson 21 NR (quit – 2 days) 14–18 NR NR
Pendell 3955 NR 12–18 NR NR
Perry et al. 243 >1 per month – 27% 16 54 NR
Perry et al. 82 >1 per week 16 ~50 NR
Peters 635 >1 cpd (quit – 7 days) 15–19 NR NR
Peterson, Clark 22 8 cpd 14–16 100 NR
Popham et al. 7000 >1 per month – 13% 9–18 53 50
Prince 110 12 cpd 16–18 46 NR
Quinlan and McCaul 94 ~13 cpd 18–55; mean = 22 (SD = 7) 64 100
Rigotti et al. ~2,900 >1 cpd 13–17 52 76
Skjoldebrand, Gahnberg 101 >1 cpd 12–17 38 NR
Smith et al. 22 23 cpd (quit – 7 days) 13–17 68 NR
St. Pierre, Shute, Jaycox 12 NR 16–18 42 NR
Suedfeld et al. 40 18 cpd 19–22 0 NR
Sussman, Burton et al. 244 NR (quit – 7 days) 14–18 50 60
Sussman, Dent, Lichtman 335 8 cpd (quit – 30 days) 14–19 36 27
Sussman, Dent, Stacy 583 ~8 cpd (quit – 30 days) 14–19 34 43
Townsend et al. 68 7 or more cpd 13–17 54 NR
Vartiainen et al. 3241 > 1 per month (~8 per month) 15–24 45 NR
Wakefield et al. 14,746 > 1 per month 14–17 54 47
Weissman et al. 11 18.5 cpd (quit – 7 days) 13–18 46 NR
Zavela, Harrison, Owens 42-ST 7.6 dips per day 18–39 (mean = 20.7) 3 NR
Zheng 46 5 cpd (quit – 7 day) 16–17 7 0
  1. NA = not applicable; NR = not reported; cpd = cigarettes per day; ST = smokeless tobacco users; SD = standard deviation; ~ = approximately; > = greater than.