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. Author manuscript; available in PMC: 2020 Aug 28.
Published in final edited form as: Tob Regul Sci. 2016 Apr 1;2(2):166–175. doi: 10.18001/trs.2.2.7

Table 3:

Mean cigarette design features by dominant manufacturer within US, UK, and Mexico.

Manufacturerz Cigarette
Length		 Tipping Paper
Length		 Ventilation Per-Cigarette
Tobacco
Weight		 Rod Density Filter Density
Mean SD Mean SD Mean SD Mean SD Mean SD Mean SD
US RJR
(N=20)		 97.6**a 11.19 33.40a 4.59 33.4*a 10.08 0.80**a 0.07 251.97*a 17.14 109.62* 6.26
  PM
(N=14)		 88.11 9.34 30.88a 5.38 23.0ab 13.19 0.69 0.05 232.81 11.30 122.30a 3.95
  Other
(N=13)		 96.40a 5.54 33.16a 3.57 16.8b 16.84 0.81a 0.09 254.15a 27.20 118.44a 9.40
UK Imperial
(N=24)		 89.20a 8.02 27.77*a 2.03 17.7** 15.20 0.67*a 0.06 220.64* 9.71 107.87*a 11.13
  JTI
(N=13)		 87.51a 7.15 27.40a 2.42 32.5a 8.10 0.71ab 0.05 232.49 a 11.45 120.18b 6.38
  Other
(N=10)		 94.29a 7.37 31.11 1.92 34.8a 11.19 0.75b 0.10 236.02 a 19.79 115.91ab 8.56
Mexico PMI
(N=28)		 78.58a 5.98 24.29a 2.67 34.6a 17.68 0.65a 0.06 250.41*a 19.54 127.03a 20.98
  BAT
(N=18)		 77.91a 2.47 23.52a 2.97 25.8a 24.80 0.66a 0.02 267.66b 18.44 115.96a 8.04
  Other
(N=2)		 80.64a 3.07 24.66a 1.25 19.9a 13.45 0.69a 0.14 277.88ab 43.37 132.69a 6.74
*

Differences between design feature within that country is significant at the 0.05 level.

**

Differences between design feature within that country is significant at the 0.01 level.

z

Max sample size for a given design feature tested within that country.

Letter superscripts are Bonferroni results for differences between manufacturers for each individual design feature and country