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Table 1 Variant calling sensitivity and specificity for the consensus 3of4 approach ensures high specificity and FDR without a loss of sensitivity

From: A hybrid computational strategy to address WGS variant analysis in >5000 samples

 

Consensus 3of4

Consensus 2of4

GATK-HC

GATK-UG

GotCloud

SNPTools

# SNVs

72,945,834

86,233,412

103,439,411

104,649,069

78,483,824

66,290,585

Ti/Tv

2.12

2.08

2.00

2.00

2.09

1.99

% in 1000G

50.22 %

43.75 %

36.35 %

36.54 %

46.91 %

51.17 %

% in dbSNP

40.25 %

35.31 %

28.88 %

29.53 %

37.93 %

41.91 %

sensitivity

63.80 %

68.98 %

68.51 %

69.99 %

64.17 %

51.26 %

specificity

99.92 %

99.70 %

99.30 %

99.54 %

99.86 %

99.13 %

FDR

3.34 %

11.29 %

22.91 %

16.16 %

6.12 %

33.11 %

  1. The gold standard dataset consists of 4612 samples with 80–100 × coverage. All the four callers are necessary for increasing the yield of SNVs