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Table 2 CABFAC factor analysis of edible food plants and milk on the basis of organic acid contents for 0 h, 24 h, and 72 h under E. coli treatments. Values in italics represent significant factor

From: Microbial production of dicarboxylic acids from edible plants and milk using GC-MS

No. Food source Treatment (h) Factor 1 Factor 2 Factor 3
1 Triticum aestivum 0 0.140 − 0.930 0.300
2 24 0.993 − 0.112 0.020
3 72 0.995 − 0.097 0.010
4 Zea mays 0 0.035 − 0.999 0.011
5 24 0.924 − 0.369 0.098
6 72 0.993 − 0.115 0.015
7 Vigna mungo 0 − 0.031 − 0.996 − 0.074
8 24 0.997 − 0.071 0.029
9 72 0.991 − 0.115 0.020
10 Lens culinaris 0 0.397 − 0.916 − 0.033
11 24 0.994 − 0.107 0.011
12 72 0.994 − 0.101 0.026
13 Pisum sativum 0 − 0.045 − 0.996 − 0.052
14 24 0.503 − 0.817 0.245
15 72 0.976 − 0.207 0.071
16 Phaseolus vulgaris 0 0.178 − 0.980 0.089
17 24 0.108 − 0.992 − 0.064
18 72 0.995 − 0.101 0.012
19 Cicer arietinum var. black gram 0 0.962 − 0.270 − 0.024
20 24 0.993 − 0.118 − 0.005
21 72 0.997 − 0.083 − 0.001
22 Cicer arietinum var. white gram 0 0.857 − 0.513 − 0.041
23 24 0.991 − 0.132 0.018
24 72 0.989 − 0.146 0.022
25 Solanum tuberosum 0 0.357 − 0.902 0.236
26 24 0.927 − 0.364 0.091
27 72 0.318 − 0.903 0.277
28 Solanum lycopersicum 0 0.503 − 0.863 − 0.026
29 24 0.761 − 0.645 − 0.050
30 72 0.732 − 0.677 0.072
31 Brassica oleracea. var. botrytis 0 0.052 − 0.906 0.416
32 24 0.964 − 0.260 0.060
33 72 0.861 − 0.491 0.129
34 Malus pumila 0 0.220 − 0.925 0.297
35 24 0.995 − 0.076 0.066
36 72 0.993 − 0.078 0.083
37 Musa paradisiaca 0 0.406 − 0.886 0.221
38 24 0.893 − 0.448 − 0.036
39 72 0.996 − 0.086 0.010
40 Vitis vinifera 0 0.088 − 0.671 0.736
41 24 0.995 − 0.094 0.012
42 72 0.990 − 0.127 0.057
43 Carica papaya 0 − 0.046 − 0.995 −  0.069
44 24 0.990 − 0.143 − 0.001
45 72 0.942 − 0.335 − 0.005
46 Milk 0 0.055 − 0.276 0.960
47 24 0.882 − 0.148 0.448
48 72 0.045 − 0.121 0.990
Variance of first three factors using CABFAC factor analysis
Principal component Eigenvalue % variance
I 33.36 69.50
II 11.78 24.54
III 2.79 5.83
Total 47.93 99.87