Table 1 List of classes used within CUPiD, with the number of methylation arrays for each class and regrouping

From: A cfDNA methylation-based tissue-of-origin classifier for cancers of unknown primary

CUPiD class

Class details

Total number

Source (TCGA abbreviation or GEO accession)

Number

ACC

Adrenocortical carcinoma

79

TCGA (ACC)

79

BLCA

Bladder urothelial carcinoma

409

TCGA (BLCA)

409

BRCA

Breast invasive carcinoma

777

TCGA (BRCA)

777

CervSq

Cervical squamous cell carcinoma

254

TCGA (CESC)

254

CHOL

Cholangiocarcinoma

256

TCGA (CHOL)

36

GEO (GSE32079)

50

GEO (GSE49656)

32

GEO (GSE89803)

138

DLBC

Diffuse large B-cell lymphoma

48

TCGA (DLBC)

48

GBM

Glioblastoma multiforme

139

TCGA (GBM)

139

Gynae

Non-squamous gynaelogical carcinomas (endocervical adenocarcinoma, ovarian cystadenocarcinoma, endometrial carcinoma, uterine carcinosarcomas)

531

TCGA (CESC)

46

TCGA (OV)

10

TCGA (UCEC)

418

TCGA (UCS)

57

KICH

Kidney chromophobe

65

TCGA (KICH)

65

KIRC

Kidney renal clear cell carcinoma

312

TCGA (KIRC)

312

KIRP

Kidney renal papillary cell carcinoma

271

TCGA (KIRP)

271

LAML

Acute myeloid leukaemia

194

TCGA (LAML)

194

LGG

Brain lower grade glioma

514

TCGA (LGG)

514

LIHC

Liver hepatocellular carcinoma

366

TCGA (LIHC)

366

LowerGI

Colon and rectum adenocarcinomas

382

TCGA (COAD)

288

TCGA (READ)

94

LUAD

Lung adenocarcinoma

456

TCGA (LUAD)

456

LUSC

Lung squamous cell carcinoma

364

TCGA (LUSC)

364

MESO

Mesothelioma

87

TCGA (MESO)

87

PAAD

Pancreatic adenocarcinoma

156

TCGA (PAAD)

156

PCPG

Pheochromocytoma and Paraganglioma

178

TCGA (PCPG)

178

PRAD

Prostate adenocarcinoma

495

TCGA (PRAD)

495

SARC

Sarcoma

257

TCGA (SARC)

257

SKCM

Skin cutaneous melanoma

472

TCGA (SKCM)

472

TGCT

Testicular germ cell tumours

149

TCGA (TGCT)

149

THCA

Thyroid carcinoma

503

TCGA (THCA)

503

THYM

Thymoma

124

TCGA (THYM)

124

UpperGI

Stomach and oesophageal adenocarcinoma

481

TCGA (ESCA)

88

TCGA (STAD)

393

UpperSq

Head and neck and oesophageal squamous cell carcinoma

618

TCGA (ESCA)

95

TCGA (HNSC)

523

UVM

Uveal melanoma

80

TCGA (UVM)

80

NCC

Non-cancer controls (patient matched adjacent normal liver)

49

TCGA (LIHC)

49

  1. All array samples come from The Cancer Genome Atlas (TCGA) or Gene Expression Omnibus (GEO). Further details are included in Supplementary Data 1.