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. 2016 May 31;7:818. doi: 10.3389/fmicb.2016.00818

Table 3.

Effect of MALDI-TOF MS spectrum processing parameters on AMR detection in strains of C. jejuni.

Antibiotic resistance group Preprocessing Similarity coefficient Score
1 Default Dice 89 ± 5
2 Default Dice 87 ± 6
3 Default Dice 73 ± 9
4 Default Dice 93 ± 3
1 Default Pearson 98 ± 1
2 Default Pearson 97 ± 3
3 Default Pearson 100 ± 5
4 Default Pearson 100 ± 1
1 Default Ranked 85 ± 14
2 Default Ranked 73 ± 6
3 Default Ranked 73 ± 28
4 Default Ranked 98 ± 2
1 Optimized Dice 92 ± 5
2 Optimized Dice 88 ± 7
3 Optimized Dice 80 ± 9
4 Optimized Dice 96 ± 3
1 Optimized Pearson 99 ± 0
2 Optimized Pearson 98 ± 3
3 Optimized Pearson 97 ± 5
4 Optimized Pearson 100 ± 0
1 Optimized Ranked 97 ± 3
2 Optimized Ranked 97 ± 4
3 Optimized Ranked 100 ± 0
4 Optimized Ranked 100 ± 1

Scores represent mean (±SD) jackknife values calculated using maximum similarities.