Table 4.
PAHs concentration differences by measurement place unit: ng/m3
| Materials∗ | Place‡ | N | AM | SD | GM | GSD | Min | Median | Max | p |
|---|---|---|---|---|---|---|---|---|---|---|
| NAP† (2)¶ | Indoor | 46 | 311.42 | 312.09 | 9.87 | 1.54 | 40.76 | 161.28 | 1,300.65 | 0.02§ |
| Outdoor | 26 | 156.01 | 125.99 | 7.79 | 1.45 | 25.62 | 136.28 | 480.18 | ||
| ANL (3) | Indoor | 46 | 8.08 | 27.17 | 0.00∗∗ | 33.07 | 0.00 | 0.00 | 133.63 | 0.11 |
| Outdoor | 26 | 0.5 | 2.42 | 0.00 | 8.37 | 0.00 | 0.00 | 12.36 | ||
| ANE (3) | Indoor | 46 | 9.1 | 40.49 | 0.01 | 33.73 | 0.00 | 0.00 | 202.04 | 0.23 |
| Outdoor | 26 | 2.77 | 13.53 | 0.00 | 10.04 | 0.00 | 0.00 | 69.05 | ||
| FLU (3) | Indoor | 46 | 8.84 | 17.45 | 0.29 | 31.55 | 0.00 | 2.09 | 83.4 | 0.07 |
| Outdoor | 26 | 2.34 | 5.36 | 0.07 | 43.22 | 0.00 | 1.1 | 27.63 | ||
| PHE (3) | Indoor | 46 | 8.84 | 17.45 | 0.29 | 31.55 | 0.00 | 2.09 | 83.4 | 0.05 |
| Outdoor | 26 | 2.34 | 5.36 | 0.07 | 43.22 | 0.00 | 1.1 | 27.63 | ||
| ANT (3) | Indoor | 46 | 0.22 | 0.85 | 0.00 | 6.96 | 0.00 | 0.00 | 3.57 | 0.07 |
| Outdoor | 26 | 0.09 | 0.46 | 0.00 | 4.45 | 0.00 | 0.00 | 2.34 | ||
| FLT (3) | Indoor | 46 | 0.8 | 5 | 0.00 | 7.29 | 0.00 | 0.00 | 33.89 | 0.08 |
| Outdoor | 26 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0 | ||
| PYR (4) | Indoor | 46 | 2.07 | 9.93 | 0.00 | 17.08 | 0.00 | 0.00 | 66.44 | 0.6 |
| Outdoor | 26 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0.00 | ||
| BAA (3) | Indoor | 46 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0.00 | 1 |
| Outdoor | 26 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0.00 | ||
| CHR (4) | Indoor | 46 | 0.02 | 0.14 | 0.00 | 2.94 | 0.00 | 0.00 | 0.97 | 0.45 |
| Outdoor | 26 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0.00 | ||
| BBF (5) | Indoor | 46 | 0.06 | 0.42 | 0.00 | 3.03 | 0.00 | 0.00 | 2.88 | 0.45 |
| Outdoor | 26 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0.00 | ||
| BKF (5) | Indoor | 46 | 0.04 | 0.18 | 0.00 | 4.39 | 0.00 | 0.00 | 0.91 | 0.28 |
| Outdoor | 26 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0.00 | ||
| BAP (5) | Indoor | 46 | 0.31 | 1.22 | 0.00 | 7.01 | 0.00 | 0.00 | 5.85 | 0.18 |
| Outdoor | 26 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0.00 | ||
| ICP (6) | Indoor | 46 | 0.3 | 1.15 | 0.00 | 7.32 | 0.00 | 0.00 | 5.24 | 0.19 |
| Outdoor | 26 | 0.00 | 0.00 | 0.00 | 1 | 0.00 | 0.00 | 0.00 | ||
| DAH (5) | Indoor | 46 | 0.15 | 0.72 | 0.00 | 9.3 | 0.00 | 0.00 | 4.8 | 0.29 |
| Outdoor | 26 | 0.01 | 0.04 | 0.00 | 3.68 | 0.00 | 0.00 | 0.22 | ||
| BGP (6) | Indoor | 46 | 1.35 | 5.36 | 0.00 | 8.8 | 0.00 | 0.00 | 26.17 | 0.65 |
| Outdoor | 26 | 0.04 | 0.19 | 0.00 | 4.26 | 0.00 | 0.00 | 0.96 |
※ LOD(ng/ml): NAP, 0.18; ANL, 0.09; ANE, 0.11; FLU, 0.10; PHE, 0.11; ANT, 0.11; FLT, 0.09; PYR, 0.07; BAA, 0.19; CHR, 0.09; BBF, 0.17; BKF, 0.12; BAP, 0.15; BGP, 0.08; DAH, 0.10; ICP, 0.10).
PAHs: NAP(Naphthalene), ANL(Acenaphthylene), ANE(Acenaphthene), FLU(Fluorene), PHE(Phenanthrene), ANT(Anthracene), FLT(Fluoranthene), PYR(Pyrene), BAA(Benzo[a]anthracene), CHR(Chrysene), BBF(Benzo(b)fluoranthene), BKF(Benzo(k)fluoranthene), BAP(Benzo(a)pyrene), ICP (Indeno(1,2,3-cd) pyrene), DAH (Dibenz(a,h)anthracene), BGP(Benzo(ghi)perylene).
T-test for two groups.
Place: Indoor (Grill point and Pot point in cooking room), Outdoor.
p < 0.05.
Number of benzene rings (source: NIH, National Library of Medicine).
Cut to three decimal places, not real zero. Treated less than LOD (Limt of Detection) as 1/2 LOD.