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World J Gastroenterol. Oct 28, 2014; 20(40): 14733-14746
Published online Oct 28, 2014. doi: 10.3748/wjg.v20.i40.14733
Table 1 Major adjuvant chemotherapy trials in pancreatic cancer
Final analysis Survival (95%CI) Disease-free survival (DFS)(95%CI) Year published Author/group Treatment arms (n ) T3 N+ R0 Median survival (mo) 1-yr survival 2-yr survival 3-yr survival 5-yr survival Median DFS (mo) 1-yr DFS 2-yr DFS 3-yr DFS 5-yr DFS 1993 Bakkevold 5-FU/doxorubicin/mitomycinc (30) NA NA 100% 23 - 70% 27% 4% - - - - - Surgery alone (31) 11 (P = 0.02) 45% 30% 8% (P = 0.1) 2001 ESPAC-1 (all patients) 5-FU/folinic fcid +/- CRT (238) NA 53% 82% 19.7 (16.4-22.4) - - - - - - - - - No chemotherapy +/- CRT (235) 14 (11.9-16.5) (HR = 0.66, 0.52-0.83, P = 0.0005) ESPAC-1 (2 × 2 design only) 5-FU/folinic fcid +/- CRT (146) NA NA NA 17.4 (13.5-21.8) - - - - - - - - - No chemotherapy +/- CRT (139) 15.9 (13.5-19.2) (HR = 0.82, 0.6-1.11, P = 0.19) 2002 Takada 5-FU/mitomycin C (89) NA 85% 58% NA - - - 11.5% - - - - 8.6% Surgery alone (84) 18% (log rank NS) 7.8% (log rank P = 0.84) 2004 ESPAC-1 (2 × 2 final analysis) 5-FU/folinic fcid (147) NA 54% 82% 20.1 (16.5-22.7) - 40% - 21% - - - - - No chemotherapy +/- CRT (142) 15.5 (13-17.7) (HR = 0.71, 0.55-0.92, P = 0.009) 30% 8% 2006 JSAP (Kosuge) Cisplatin/5-FU (45) NA 27% 100% 12.5 - - - 26.4% - - - - - Surgery alone (44) 15.8 14.9% (P = 0.94) 2007 CONKO-001 (Oettle) Gemcitabine (179) 22.1 (18.4-25.8) 72.5% 47.5% 34% 22.5% 13.4 (11.4-15.3) 58% 30.5% 23.5% 16.5% Surgery alone (175) 86 72% 83% 20.2 (17-23.4) (P = 0.06) 72.5% 42% 20.5% 20.5% 6.9 (6.1-7.8) (P < 0.001) 31% 14.5% 7.5% 5.5% 2008 CONKO-001 Final (Neuhaus) Gemcitabine (179) 22.8 - - 36.5 21 13.4 - - 23.5 16.0 Surgery alone (175) 20.2 (P = 0.005) 19.5% 9% 6.9 (P < 0.001) 8.5% 6.5% 2009 JSAP-2 (Ueno) Gemcitabine +/- RT (58) 86% 69% 84% 22.3 (16.1-30.7) 77.6% 48.3% - 23.9% 11.4 (8-14.5) 49% 27.2% - - Surgery alone +/- RT (60) 18.4 (15.1-25.3) (HR = 0.77, 0.51-1.14, P = 0.19) 75% 40% 10.6% 5 (3.7-8.9) (HR = 0.6, 0.4-0.89, P = 0.01) 26.7% 16.7% 2009 Collated data ESPAC-1, ESPAC-1 plus, ESPAC-3(v1) 5-FU/folinic fcid (233) NA 55% 75% 23.2 (20.1-26.5) 77% 49% - 24% - - - - - Surgery alone (225) 16.8 (14.3-19.2) (HR = 0.7, 0.55-0.88, P = 0.003) 63% 37% 14% 2010 ESPAC-3(v2) 5-FU/folinic fcid (551) NA 72% 65% 23 (21.1-25) 78.5% (75%-82%) 48.1% (43.8%-52.4%) - - 14.1 (12.5-15.3) 56.1% (51.8%-60.3%) 30.7% (26.7%-34.6%) - - Gemcitabine (537) 23.6 (21.4-26.4) (HR = 0.94, 0.81-1.08, P = 0.39) 80.1% (76.7%-83.6%) 49.1% (44.8-53.4%) 14.3 (13.5-15.6) 61.3% (57.1%-65.5%) 29.6% (25.6%-33.5%) 2013 JASPAC-01 S-1 (187) 87% 63% 87% 46.3 - 70% - - 23.2 - 49% - - Gemcitabine (191) 25.5 (P < 0.0001) 53% (HR = 0.56, 0.42-0.74, P < 0.0001) 11.2 (log rank P < 0.0001) 29% (HR = 0.56, 0.43-0.71, log rank P < 0.0001)
Table 2 Meta-analyses of adjuvant chemotherapy in pancreatic cancer
Survival (95%CI) Year published Author Arm (n ) Median survival (mo) 2-yr survival 5-yr survival 2005 Stocken et al [20 ] CT (348) 19 (16.4-21.1) 38% 19% No CT (338) 13.5 (12.2-15.8) 28% 12% 2007 Boeck et al [24 ] CT (482) 3 mo (0.3-5.7) survival benefit - 3.1% (-4.6%-10.8%) survival benefit No CT (469) with CT vs no CT (P = 0.03) with CT vs no CT (P > 0.05) 2008 Butturini et al [25 ] R0 resections CT (236) 20.8 (17.7-23.2) 42% (35%-48%) 22% (17%-28%) No CT (222) 13.8 (12.2-16.4) 27% (21%-33%) 10% (5%-14%) R1 resections CT (109) 15 (11.7-18.1) 29% (20%-38%) 14% (7%-21%) No CT (114) 13.2 (10.5-17.6) 31% (22%-40%) 17% (10%-24%) 2013 Liao et al [26 ] Hazard ratio for death (95%CI) Flurouracil (876) 0.62 (0.42-0.88) Observation (670) Gemcitabine (774) 0.68 (0.44-1.07) Observation (670) Gemcitabine (774) 1.1 (0.70-1.86) Flurouracil (876)
Table 3 Major adjuvant chemoradiotherapy trials in pancreatic cancer
Final analysis Survival (95%CI) Disease-free survival (DFS) (95%CI) Year published Author/group Treatment arms (n ) T3 N+ R0 Median survival (mo) 2-yr survival 3-yr survival 5-yr survival Median DFS (mo) 2-yr DFS 1985 GITSG CRT (21) 37 28 100 21 43% (0.25%-0.63%) - - - - Surgery alone (22) 10.9 18% (0.08%-0.36%) 1999 EORTC 5-FU/RT (104) 21 46 77 24.5 51% (41%-61%) - 28% (17%-39%) 17.4 38% (28%-48%) Surgery alone (103) 19 (log rank P = 0.208) 41% (31%-51%) 22% (12%-32%) 16 (P = 0.643) 37% (27%-47%) (P = 0.643) 5-FU/RT (60) 0 51 NA 17.1 37% (24%-50%) - 20% (5%-35%) - - Surgery alone (54) 12.6 (log rank P = 0.099) 23% (11%-35%) 10% (0%-20%) 2001 ESPAC-1 (all patients) CRT +/- 5-FU/folinic acid (175) NA 56 82 15.5 (13.5-17.4) - - - - - No CRT +/- 5-FU/folinic acid (178) 16.1 (13.1-20.1) (HR = 1.18, 0.9-1.55, P = 0.24) ESPAC-1 (2 × 2 design only) CRT +/- 5-FU/folinic acid (142) NA NA NA 15.8 (13.5-19.4) - - - - - No CRT +/- 5-FU/folinic acid (143) 17.8 (14-23.6) (HR = 1.3, 0.96-1.77, P = 0.09) 2004 ESPAC-1 (2 × 2 final analysis) CRT +/- 5-FU/folinic acid (145) NA 53 82 15.9 (13.7-19.9) 29% - 10% - - No CRT +/- 5-FU/folinic acid (144) 17.9 (14.8-23.6) (HR = 1.28, 0.99-1.66, P = 0.05) 41% 20% ESPAC-1 (Individual Treatment Groups) 5-FU/folinic acid (75) 21.6 (13.5-27.3) 29% CRT + 5-FU/folinic acid (72) 19.9 (14.2-22.5) - - 13% - - Observation (69) 16.9 (12.3-24.8) 11% CRT (73) 13.9 (12.2-17.3) 7% 2006 RTOG 97-04 CRT + 5-FU (230) 75 66 66 No significant difference - - - - - CRT + gemcitabine (221) CRT + 5-FU (201) NA NA NA 16.9 - 22% - - - CRT + gemcitabine (187) 20.5 (HR = 0.82, 0.65-1.03, P = 0.09) 31% 2011 RTOG 97-04 (5-yr analysis) CRT + 5-FU (230) 75 66 66 No significant difference 35% 23% 19% n/s - CRT + gemcitabine (221) HR = 0.933, 0.76-1.145, P = 0.51 40% 27% 19% CRT + 5-FU (201) NA NA NA 17.1 34% 21% 18% (13%-24%) - - CRT + gemcitabine (187) 20.5 42% 28% 22% 2012 CapRI (Schmidt) 5-FU/cisplatin/interferon α-2b → RT → 5-FU (53) 97 79 61 32.1 (22.8-42.2) - - - 15.2 (10.3-24.8) - 5-FU/folinic acid (57) 28.5 (19.5-38.6) (HR = 1.2, 0.49-2.95, P = 0.49) 11.5 (9.8-17.6) (P = 0.61)
Table 4 Meta-analyses of adjuvant chemoradiotherapy in pancreatic cancer
Survival (95%CI) Year published Author Arm (n) Median survival (mo) 2-yr survival 5-year survival 2005 Stocken et al [20 ] CRT 15.8 (13.9-18.1) 30% 12% No CRT 15.2 (13.1-18.2) 34% 17% 2008 Butturini et al [25 ] R0 Resections CRT (188) 15.9 (14-18.5) 30% (23%-36%) 10% (5%-15%) No CRT (183) 15.8 (13.4-20.1) 38% (31%-45%) 20% (13%-26%) R1 Resections CRT (53) 14.7 (11.5-20.5) 30% (17%-42%) 18% (7%-29%) No CRT (53) 11.2 (9.4-16.7) 19% (8%-31%) 8% (0%-16%) 2013 Liao et al [26 ] Hazard ratio for death (95%CI) Chemoradiation (169) 0.91 (0.55-1.46) Observation (670) Chemoradiation + 5-FU (323) 0.87 (0.27-2.69) 5-FU (876) Chemoradiation + 5-FU (323) 0.59 (0.19-1.74) Chemoradiation (169) Chemoradiation + gemcitabine (221) 0.82 (0.4-1.71) Chemoradiation + 5-FU (323)
Table 5 Current phase III trials investigating adjuvant therapy in pancreatic cancer
Trial number Co-ordinating country First enrolment Target sample size (n) Adjuvant treatment arms Primary outcome Secondary outcomes (clinical only) ISRCTN96397434 United Kingdom 2008 1396 (I) Gemcitabine OS Toxicity (ESPAC-4) (II) Gemcitabine plus capecitabine Quality of life OS at 2 and 5 yr DFS at 5 yr DRKS00000247 Germany 2008 436 (I) Gemcitabine DFS OS (CONKO-005) (II) Gemcitabine plus erlotinib Toxicity NCT01013649 United States 2009 950 (I) Gemcitabine OS DFS (RTOG 0848) (II) Gemcitabine plus erlotinib Toxicity If DFS at end of treatment (I) or (II), further randomisation to: Correlation between baseline fatigue and survival (III) A further course of (I) or (II) as previously received plus Capcitabine CRT (IV) A further course of (I) or (II) as previously received plus 5-FU CRT NCT01072981 United States 2010 722 Gemcitabine +/- 5-FU CRT +/- HyperAcute® -Pancreas (algenpantucel-L) immunotherapy OS NCT01526135 France/Canada 2012 490 (I) Gemcitabine DFS at 3 yr OS at 3 yr (II) mFolfirinox (5-FU, folinic acid, irinotecan, oxaliplatin) NCT01077427 Germany 2012 336 (I) Gemcitabine DFS OS (II) Gemcitabine plus cisplatin plus regional hyperthermia NCT01964430 United States Not yet active - (I) Gemcitaine DFS/OS (II) Gemcitabine plus nab-paclitaxel