Table 5.
Further validation of RF and SVM prediction models on an additional 6,093 PFGE patterns (group 3)
| S. enterica serotype group and name | % Accuracy (no. of correct predictions/no. of PFGE patterns) |
|
|---|---|---|
| RF model | SVM model | |
| Most frequent serotypes (n = 20) | ||
| I 4,[5],12:i:- | 93.5 (403/431) | 94.0 (405/431) |
| Braenderup | 100 (158/158) | 100 (158/158) |
| Enteritidis | 99.8 (494/495) | 99.8 (494/495) |
| Hadar | 98.6 (145/147) | 98.6 (145/147) |
| Heidelberg | 100 (191/191) | 100 (191/191) |
| Infantis | 100 (235/235) | 99.6 (234/235) |
| Javiana | 98.7 (298/302) | 99.3 (300/302) |
| Mississippi | 98.4 (184/187) | 98.9 (185/187) |
| Montevideo | 99.4 (163/164) | 99.4 (163/164) |
| Muenchen | 98.9 (93/94) | 98.9 (93/94) |
| Newport | 95.6 (172/180) | 97.2 (175/180) |
| Paratyphi B var. L(+) tartrate+ | 100 (187/187) | 99.5 (186/187) |
| Poona | 98.0 (99/101) | 100 (101/101) |
| Saintpaul | 99.4 (355/358) | 99.4 (356/358) |
| Thompson | 100 (204/204) | 99.0 (202/204) |
| Typhimurium | 62.3 (139/223) | 63.2 (141/223) |
| Typhimurium var. 5− | 72.5 (227/313) | 70.0 (219/313) |
| Less frequent serotypes (n = 12) | ||
| Anatum | 97.3 (250/256) | 98.4 (253/256) |
| Bareilly | 88.9 (201/225) | 93.8 (212/225) |
| Berta | 95.2 (279/293) | 97.6 (286/293) |
| Derby | 90.1 (63/81) | 91.2 (65/81) |
| Hartford | 98.1 (307/313) | 99.0 (310/313) |
| Litchfield | 98.8 (162/164) | 99.4 (163/164) |
| Mbandaka | 99.4 (161/162) | 99.4 (161/162) |
| Panama | 92.7 (267/288) | 94.1 (271/288) |
| Stanley | 92.9 (224/241) | 95.0 (229/241) |
| Overall | 94.5 (5,761/6,093) | 95.1 (5,798/6,093) |