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Table 1 Climate parameters

From: Particulate matter (PM) 2.5 levels in ETS emissions of a Marlboro Red cigarette in comparison to the 3R4F reference cigarette under open- and closed-door condition

  Relative Humidity Temperature Atmospheric Pressure Wind velocity
  [%] [°C] [cmH2O] [cm/s]
  Mean ± SD Mean ± SD Mean ± SD Mean ± SD
  indoor outdoor indoor outdoor indoor indoor
open-door measurement       
3R4F 67 ± 11 82 ± 12 12 ± 2 12 ± 1 1.007 ± 7 5,6 ± 7,9
Marlboro Red 57 ± 6 71 ± 7 12 ± 1 11 ± 1 1.012 ± 1 0,75 ± 1,5
closed-door measurement       
3R4F 67 ± 9 80 ± 13 13 ± 3 12 ± 2 1.007 ± 7 < 0,001
Marlboro Red 58 ± 6 70 ± 7 12 ± 1 11 ± 1 1.013 ± 1 < 0,001
  1. Absolute values for climate parameters (mean and standard deviation) are recorded during the ETS measurements of 3R4F reference and Marlboro Red cigarettes under open-door and closed-door conditions.