Site: Upper GI

Inclusion Criteria:

• No Rare Cancer in Controls
• No Prior History of Any Cancer
• Males Only for Gastric Cases
• Has Serum Material
• Has Pre-DX Most Distal Serum Available (Eligible)
• Selected at a 1-1 Ratio (Selected)

Matching Factors:

• Gender
• Race
• Age at Draw (+/- 1 year)
• Calendar Year of Draw
• Study Year of Draw
• Time of Draw (AM/PM)

Match Ratio: 1 to 1

Match Technique: Individual matching with replacement and cases as controls.

Analytes:

• Sex Hormone Binding Globulin

Number of Cases: 101

Number of Controls: 101

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