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Table A1 Results for fine particulate levels (PM2.5) detected inside and outside various settings in this study (for 30 minute intervals exception for shorter periods in some transport settings)

From: National smokefree law in New Zealand improves air quality inside bars, pubs and restaurants

Category of setting Further details of site Mean(μg/m3) Median(μg/m3) Minimum(μg/m3) Maximum(μg/m3)
Urban bar areas (random sample) Bar area – A 17 18 13 24
  Bar area – B 14 15 10 22
  Bar area – C 21 20 14 33
  Bar area – D 19 18 13 32
  Bar area – E 15 13 11 37
  Bar area – F 24 24 19 32
  Bar area – G 29 30 20 42
  Bar area – H 33 30 12 56
Urban restaurants (random sample) Restaurant – A 6 6 5 7
  Restaurant – B 17 17 16 19
  Restaurant – C 26 24 22 37
  Restaurant – D 5 5 2 7
  Restaurant – E 13 9 4 31
  Restaurant – F 13 13 6 21
  Restaurant – G 12 12 9 14
  Restaurant – H 21 23 12 28
Urban bars – more traditional (random sample) Bar – A 9 8 4 18
  Bar – B 7 7 4 10
  Bar – C 5 5 2 7
  Bar – D 6 5 4 8
  Bar – E 4 4 3 5
  Bar – F 12 12 7 17
  Bar – G 18 18 13 25
  Bar – H 6 5 4 8
  Bar – I 26 18 9 94
  Bar – J 38 38 28 46
Rural pub – more traditional, (purposeful sample) Pub – A 7 7 6 9
  Pub – B 7 7 4 12
  Pub – C 21 20 16 28
  Pub – D 12 12 9 18
  Pub – E 66 63 2 109
  Pub – F 15 15 11 20
  Pub – G 6 4 2 40
  Pub – H 2 2 1 5
"Outdoor" smoking areas (random sample unless otherwise stated) Smoking area – bar 1 19 15 8 55
  Smoking area – bar 2 75 43 13 189
  Smoking area – restaurant 1 30 23 9 103
  Smoking area – restaurant 2 20 15 7 51
  Fairly enclosed smoking area (purposeful sample) – 1 65 50 20 146
  Fairly enclosed smoking area (purposeful sample) – 2 182 183 104 284
Other indoor venues that are legally smokefree (convenience sample) Café – A 5 5 3 10
  Café – B 3 2 1 9
  Club 5 4 4 8
  Hospital site 2 2 1 4
  Public library 0 0 0 1
  Office – A 4 3 2 9
  Office – B 1 1 1 1
  Shopping centre 6 5 3 14
  Supermarket 0 0 0 3
Outside areas – not usually smokefree (convenience sample) Roadside – A 3 3 2 5
  Roadside – B 4 4 3 6
  Park – A 13 11 5 50
  Park – B 5 4 2 12
  Walkway – A 9 8 5 15
  Walkway – B (legally smokefree) 9 9 4 15
Transport settings (convenience sample) Train station/airport – A 2 2 1 3
  Train station/airport – B 9 9 5 14
  Bus station 15 13 12 48
  Bus trip – A 24 24 9 62
  Bus trip – B 4 4 3 4
  Bus trip – C 21 18 6 58
  Bus trip – D 20 17 10 34
  Bus trip – E 21 21 13 28
  Taxi trip 8 8 6 10
  Train trip 7 6 3 16