Dan Casey vs. Kevin Shackelford — Career Comparison

On the career pitching numbers, Dan Casey posted a stronger line than Kevin Shackelford. Dan Casey posted stronger numbers in ERA (3.18 vs 5.35) and WHIP (1.313 vs 1.578). By the career numbers, Dan Casey had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.