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. Author manuscript; available in PMC: 2013 Apr 1.
Published in final edited form as: Inhal Toxicol. 2012 Apr;24(5):270–287. doi: 10.3109/08958378.2012.667455

Table 4.

MART variable importance scores for predictors of atherosclerosis response indicators.

ET-1 VEGF MMP3 MMP7 MMP9 TIMP2 HO-1 TBARS
SO2 100 NH3 100 NH3 100 NH3 100 NH3 100 NO2 100 NH3 100 SO2 100
NO2 49 NMVOOXY 41 NMVOALKE 50 VOAALI 99 SO2 73 NO 79 NMVOHAL 40 NO2 90
CO 38 CO 29 NMVOOXY 47 CARBDI 45 CO 30 POHOP 45 CARBALI 39 NO 75
NO 37 AMMONIUM 28 SO2 33 AMMONIUM 44 CARBFUR 26 SVOALK 42 CARBFUR 39 NMVOALKE 56
NH3 36 CARBALI 24 CO 31 CARBOTH 41 NO2 26 SVOACID 36 NMVOFUR 39 CO 48
AMMONIUM 30 NMVOALKE 23 ELEMENTS 30 CARBALI 38 AMMONIUM 25 NH3 32 NMVOALKA 38 POHOP 46
ELEMENTS 29 PM 23 NMVOHAL 30 EC 35 CARBDI 23 CO 32 EC 36 NH3 38
EC 22 SO2 23 NMVOALKA 29 SULFATE 35 NMVOALKE 23 EC 29 CO 36 NMVOALKY 35
CARBDI 20 ELEMENTS 23 SVOACID 28 ELEMENTS 35 VOAALI 23 ELEMENTS 24 OC 34 NMVOOXY 33
OC 20 NMVOHAL 23 CARBALI 27 OC 30 OC 18 CARBOTH 24 CARBKET 34 CARBALKA 31
NMVOHAL 18 OC 21 AMMONIUM 27 SO2 29 EC 17 NMVOALKE 23 SVOACID 33 SVOALK 31
VOAALI 17 VOAALI 21 OC 27 CO 29 NMVOHAL 16 OC 22 CARBHYD 30 CARBARO 29
PM 17 SVOACID 20 EC 25 NITRATE 26 NO 16 NMVOALKY 21 CARBDI 29 EC 29
NMVOALKY 16 NMVOALKA 18 PM 20 CARBARO 23 PM 16 SULFATE 20 VOAARO 29 SVOACID 25
CARBALKE 15 NITRATE 18 NO2 19 NMVOHAL 22 ELEMENTS 16 CARBHYD 20 ELEMENTS 28 NMVOALKA 24
NMVOALKE 14 NMVOARO 17 NO 19 NO2 22 CARBOTH 15 NMVOHAL 19 AMMONIUM 28 AMMONIUM 24
SVOACID 14 SVOALK 15 NITRATE 19 NMVOALKA 19 CARBALI 15 NMVOOXY 18 NMVOOXY 27 ELEMENTS 22
CARBALI 13 NO 15 SULFATE 18 NMVOARO 19 NITRATE 13 CARBALKA 18 PM 25 SVOHOP 21
SULFATE 13 CARBDI 14 VOAARO 16 VOAARO 18 SVOACID 12 AMMONIUM 17 NMVOALKE 23 NMVOARO 19
NMVOARO 12 SVOSUG 14 CARBALKA 15 SVOACID 17 NMVOOXY 11 VOAARO 17 SULFATE 23 CARBOTH 18
POHOP 11 CARBALKA 13 NMVOARO 15 PM 17 VOAARO 10 CARBKET 16 SO2 21 CARBALI 18
CARBOTH 11 NO2 13 CARBOTH 14 CARBFUR 16 NMVOALKA 10 POACID 15 NMVOALKY 20 CARBFUR 19
NMVOALKA 11 CARBOTH 12 SVOALK 13 NMVOOXY 15 CARBALKE 8 NMVOARO 15 NITRATE 18 VOAALI 17
VOAARO 10 NMVOALKY 12 CARBDI 12 NO 14 NMVOARO 8 NMVOALKA 15 VOAALI 16 OC 15
SVOALK 10 VOAARO 12 CARBFUR 10 CARBHYD 13 CARBALKA 7 SO2 14 NO2 16 NMVOHAL 14
SVOSUG 9 EC 12 SVOSUG 10 CARBKET 13 SVOALK 7 CARBALI 14 CARBOTH 16 SULFATE 14
NMVOOXY 8 CARBARO 12 VOAALI 10 NMVOALKE 12 CARBKET 7 NITRATE 13 POACID 15 PM 13
CARBALKA 8 SVOHOP 11 NMVOALKY 9 CARBALKA 7 CARBHYD 7 CARBFUR 12 CARBALKA 15 VOAARO 11
CARBFUR 7 CARBALKE 8 NMVOFUR 8 NMVOFUR 5 POHOP 7 PM 11 SVOSUG 13 SVOPAH 11
NITRATE 7 CARBFUR 8 POACID 7 SVOALK 5 SVOHOP 7 CARBALKE 9 NO 12 CARBALKE 11
CARBARO 6 CARBHYD 7 CARBARO 6 NMVOALKY 2 SULFATE 6 POALK 9 NMVOARO 12 NITRATE 10
CARBKET 6 SULFATE 7 CARBALKE 6 POALK 0 SVOSUG 6 VOAALI 9 SVOALK 11 CARBKET 10
POACID 5 CARBKET 4 CARBHYD 2 POHOP 0 NMVOALKY 5 CARBARO 8 CARBARO 8 CARBDI 8
SVOPAH 5 POALK 4 POPHEN 0 POPAH 0 CARBARO 4 SVOSUG 8 POALK 7 POALK 6
SVOHOP 5 NMVOFUR 3 POSTER 0 POPHEN 0 POACID 4 CARBDI 6 SVOHOP 7 CARBHYD 5
CARBHYD 3 POACID 2 POSUG 0 POSTER 0 NMVOFUR 4 SVOHOP 5 CARBALKE 2 SVOSUG 5
NMVOFUR 3 POSUG 0 POALK 0 POSUG 0 SVOPAH 2 NMVOFUR 0 VOAALK 0 POACID 2
VOAALK 0 POSTER 0 CARBKET 0 CARBALKE 0 POPHEN 0 POPHEN 0 POHOP 0 POPAH 0
POSTER 0 POPHEN 0 POHOP 0 POACID 0 VOAALK 0 POSUG 0 POSTER 0 POSTER 0
POPHEN 0 POHOP 0 SVOHOP 0 SVOHOP 0 POSUG 0 POSTER 0 SVOPAH 0 NMVOFUR 0
SVOPHEN 0 SVOPAH 0 SVOPAH 0 SVOPAH 0 POALK 0 SVOPAH 0 SVOPHEN 0 SVOPHEN 0
SVOSTER 0. SVOPHEN 0 SVOPHEN 0 SVOPHEN 0 SVOPHEN 0 SVOPHEN 0 SVOSTER 0 SVOSTER 0
POALK 0 SVOSTER 0 SVOSTER 0 SVOSTER 0 SVOSTER 0 SVOSTER 0 POPHEN 0 VOAALK 0
POPAH 0 VOAALK 0 POPAH 0 SVOSUG 0 POPAH 0 POPAH 0 POPAH 0 POSUG 0
POSUG 0 POPAH 0 VOAALK 0 VOAALK 0 POSTER 0 VOAALK 0 POSUG 0 POPHEN 0