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Table 2 Comparison of the quality control metrics of four groups with different level of hemolysis

From: The effect of hemolysis on quality control metrics for noninvasive prenatal testing

Quality control metric Group I Group II Group III Group IV
Library concentration (ng/μL) 9.69 11.25
P = 0.218
10.94
P = 0.302
7.30
P = 0.036
Fetal fraction (%) 16.45 15.71
P = 0.382
15.66
P = 0.694
21.13
P = 0.002
GC content (%) 40.69 40.70
P = 0.840
40.68
P = 0.947
40.68
P = 0.768
Mapping rate (%) 75.96 75.96
P = 0.976
75.87
P = 0.448
75.79
P = 0.728
Duplication rate (%) 9.40 8.49
P = 0.187
7.89
P = 0.132
12.91
P = 0.034
  1. P value, the comparison of each metric to group I