Table 2.
Pancreatic cancer studies
| Data set | D1 | D2 | D3 | D4 |
| Author | Logsdon and others (2003) | Friess and others (2002) | Iacobuzio-Donahue and others (2003) | Crnogorac-Jurcevic and others (2003) |
| PDAC | 10 | 8 | 9 | 8 |
| Normal | 5 | 3 | 8 | 5 |
| Array | Affymetrix HuGeneFL | Affymetrix HuGeneFL | cDNA Stanford | cDNA Sanger |
| UG | 5521 | 5521 | 29 621 | 5794 |
PDAC, number of PDAC samples; Normal, number of normal samples; Array, type of array used; UG, number of unique UniGene clusters; cDNA, complementary DNA.