Was It Standardized?

Study, Year

Pt No.

Pathology Review

*Pre-Rx Imaging

Radiation

QA/QC

Chemotherapy

Outcome

GITSG [13] , 1985

43

No

No

No

Bolus 5-FU

Improved median survival for those who received adjuvant therapy (20 vs. 11 mo). 2 yr OS 42 vs. 15%

EORTC [14] , 1999

114

Yes

No

No

5-FU infusion

No statistically significant difference in survival (17.1 vs. 12.5 mo)

ESPAC1 [15] , 2004

541

No

No

No

Bolus 5-FU

Improved median survival for chemotherapy alone (19.4 mo). No benefit for radiation

RTOG 9704 [19] ,

2006

442

Yes

Yes

Yes

Gemcitabine vs. 5-FU infusion

Nonsignificant trend favoring gemcitabine before and after chemoXRT

CONKO-001 [16] [58] , 2007

354

No

No

N/A

Gemcitabine

Improved median disease free survival (13.4 vs. 6.9 mo)

ESPAC3 [17] , 2010

1088

No

No

N/A

Bolus 5-FU vs. Gemcitabine

No difference in DFS or OS between 5-FU and gemcitabine