Data Import

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This section presents a summary of the data import step.

Data type .idat files
Data source /TL/deep-external01/nobackup/data_sources/TCGA/methylation/450k/idat/
Number of samples 4034
Number of probes 485577
Detection p-values present
bead counts information is present
Quality control information absent

Sample Annotation

The loaded dataset includes a table of sample annotations describing the following traits:

No. Trait Missing Values Type
1 TCGA ID identifiers or text
2 Patient ID categories or text
3 barcode identifiers or text
4 Sentrix ID numbers
5 Sentrix position categories or text
6 Type categories or text
7 Study categories or text
8 BCR sample barcode 1 categories or text
9 Initial weight 2147 numbers
10 Freezing method 2830 categories or text
11 Time between clamping and freezing 4034 all missing
12 Time between excision and freezing 4034 all missing
13 BCR patient barcode 627 categories or text
14 Gender 627 categories or text
15 Ethnicity 1279 categories or text
16 Race 870 categories or text
17 Days to birth 667 numbers
18 Days to death 3168 numbers
19 Days to last known alive 3233 numbers
20 Vital status 627 categories or text

The full sample annotation table is available as a comma-separated value file accompanying this report.