Table 3

Comparison of theoretical gene essentiality predictions with results of TraSH experiment in vitro


TraSH threshold of 0.2
TraSH threshold of 0.1
TraSH threshold of 0.1, altered energetic parameters

True positive
154
115
114
False positive
71
110
110
True negative
385
432
432
False negative
95
48
49
Sensitivity
62%
71%
70%
Specificity
84%
80%
80%
Correct predictions
76%
78%
77%
Pa
< 2.2 × 10-16
< 2.2 × 10-16
< 2.2 × 10-16

aFisher exact test. TraSH, transposon site hybridization.

Beste et al. Genome Biology 2007 8:R89   doi:10.1186/gb-2007-8-5-r89

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