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Table 1 Coverage of segmental duplication regions by 500 K EA and Nsp CN arrays.

From: Improved detection of global copy number variation using high density, non-polymorphic oligonucleotide probes

 

500 K EA

 

Nsp CN array

   

Before probe filtering

 

After probe filtering

After local-correction filtering

 

After probe filtering

After local-correction filtering

 

After probe filtering

After local-correction filtering

     

Data set 1

 

Data set 2

 

Data set 3

At least one marker

25.7%

 

90.3%

 

74.1%

73.5%

 

74.3%

73.8%

 

74.0%

73.0%

At least two markers

13.4%

 

85.2%

 

61.7%

60.5%

 

61.8%

60.7%

 

61.6%

60.3%

At least three markers

7.7%

 

78.1%

 

50.4%

49.2%

 

50.7%

49.5%

 

50.2%

49.1%

At least four markers

5%

 

69.7%

 

40.7%

39.1%

 

41.0%

39.3%

 

40.7%

39.3%

  1. Note: Each data set represents a replicate of 1X–5X samples. For 500 K EA, marker refers to SNPs; For Nsp CN array, markers refer to Nsp fragments.
  2. Segmental duplication data source [80]