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Table 1 Characteristics of the study population

From: Genome-wide methylation profiling identified novel differentially hypermethylated biomarker MPPED2 in colorectal cancer

Characteristics Screening phase Training phase Validation phase
CRCs CRCs Hyperplastic polyps Adenomas CRCs
(n = 12) (n = 46) (n = 13) (n = 129) (n = 256)
Age, mean ± SD 63.50 ± 4.15 64.11 ± 9.03 59.62 ± 5.99 62.14 ± 7.21 63.51 ± 9.55
Gender
 Male 7 23 6 79 159
 Female 5 23 7 50 97
Location
 Colon 6 21 8 110 114
 Rectal 6 25 5 19 142
Stage
 I 3 11    28
 II 3 12    123
 III 3 12    95
 IV 3 11    10
  1. SD standard deviation