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. 2009 Apr 24;4(4):e5328. doi: 10.1371/journal.pone.0005328

Table 1. Statistical Classification Strategy using NMR spectra of CSF samples.

(A) SCS analysis with and without blood contaminated CSF samples.
N correct [%] crisp [%]
1. Training set (all incl.)
Control 52 97 73
C.neoformans 25 91 88
S.pneumoniae 24 95 88
1. Validation set (all incl.)
Control 6 50 67
C.neoformans 15 64 93
S.pneumoniae 15 100 87
Final Training set (excl. blood contaminations)
Control 49 96 94
C.neoformans 34 100 94
S.pneumoniae 39 97 92
Final Validation set (excl. blood contaminations)
Control 12 100 92
C.neoformans 6 100 100
S.pneumoniae 6 100 84
Inclusion of an additional clinical isolate
C.neoformans (WM1128) 5 80 100
S.pneumoniae (99-235-2193) 5 100 80