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PANTHEON: reconstructed Kaplan–Meier curves

Updated 2026-09-25 · reconstructed by TrialCurve from a CC BY-licensed publication

Sequential therapy of refractory metastatic pancreatic cancer with 5-FU/LV/irinotecan (FOLFIRI) vs. 5-FU/LV/oxaliplatin (OFF). The PANTHEON trial (AIO PAK 0116). Curves rebuilt as patient-level data (Guyot 2012) and checked against the statistics printed on the figure.

PublicationJ Cancer Res Clin Oncol. 2024 Jul 1;150(7):332. doi: 10.1007/s00432-024-05827-x
DOI10.1007/s00432-024-05827-x
Registry—
Phase—
Conditions—
Interventions—
Sponsor—
Enrolment—
Source licenceFigure published under CC BY 4.0

Progression-free survival of second-line therapy (primary endpoint) — Full analysis set

From figure panel a · validated against the values printed on the figure · curve source: vision model

Reconstructed from the published curve. Median: FOLFIRI 2.5 months; OFF 2.4 months. Survival at 6 months: FOLFIRI 16%; OFF 10%. Hazard ratio FOLFIRI vs OFF 0.83 (95% CI 0.47–1.48).

0%20%40%60%80%100%024681012MonthsFOLFIRIOFF
ArmNEventsMedian (Months)
FOLFIRI37372.5
OFF23182.4

Landmark survival (reconstructed)

TimeFOLFIRIOFF
3 mo32.4%15.6%
6 mo16.2%10.4%
9 mo5.4%—
12 mo2.7%—

Checks against the published figure

Download pseudo-IPD (CSV)

Progression-free survival of third-line therapy — Full analysis set (patients receiving third-line therapy)

From figure panel b · validated against the values printed on the figure · curve source: pixel measurement confirmed by vision model

Reconstructed from the published curve. Median: OFF(after FOLFIRI) 2.0 months; FOLFIRI (after OFF) 2.0 months. Survival at 2 months: OFF(after FOLFIRI) 50%; FOLFIRI (after OFF) 50%. Hazard ratio OFF(after FOLFIRI) vs FOLFIRI (after OFF) 0.71 (95% CI 0.32–1.58).

0%20%40%60%80%100%0123456MonthsOFF(after FOLFIRI)FOLFIRI (after OFF)
ArmNEventsMedian (Months)
OFF(after FOLFIRI)18172.0
FOLFIRI (after OFF)10102.0

Landmark survival (reconstructed)

TimeOFF(after FOLFIRI)FOLFIRI (after OFF)
2 mo50.0%50.0%
4 mo11.1%10.0%
6 mo5.6%—

Checks against the published figure

Download pseudo-IPD (CSV)

Time to failure of strategy — Full analysis set

From figure panel c · validated against the values printed on the figure · curve source: pixel measurement confirmed by vision model

Reconstructed from the published curve. Median: FOLFIRI 4.5 months; OFF 4.1 months. Survival at 6 months: FOLFIRI 27%; OFF 17%. Hazard ratio FOLFIRI vs OFF 0.74 (95% CI 0.43–1.27).

0%20%40%60%80%100%024681012MonthsFOLFIRIOFF
ArmNEventsMedian (Months)
FOLFIRI37364.5
OFF23224.1

Landmark survival (reconstructed)

TimeFOLFIRIOFF
3 mo62.2%56.5%
6 mo27.0%17.4%
9 mo18.9%4.3%
12 mo2.7%—

Checks against the published figure

Download pseudo-IPD (CSV)

Overall survival from start of study — Full analysis set

From figure panel d · validated against the values printed on the figure · curve source: vision model

Reconstructed from the published curve. Median: FOLFIRI 5.9 months; OFF 6.2 months. Survival at 6 months: FOLFIRI 48%; OFF 50%. Hazard ratio FOLFIRI vs OFF 0.93 (95% CI 0.53–1.64).

0%20%40%60%80%100%0369121518MonthsFOLFIRIOFF
ArmNEventsMedian (Months)
FOLFIRI37335.9
OFF23206.2

Landmark survival (reconstructed)

TimeFOLFIRIOFF
6 mo48.1%50.2%
12 mo21.0%10.4%
18 mo—5.2%

Checks against the published figure

Download pseudo-IPD (CSV)

About these data

Pseudo-IPD reproduces the published curves and numbers at risk; the rows are not real patients. Cite the publication (DOI above) and TrialCurve. The source figure is © the authors (CC BY 4.0); the charts here are redrawn from the reconstruction.

Load these data in R or Python
# R
library(survival)
d <- read.csv("https://trialcurve.com/data/trials/pantheon-1.csv")
survfit(Surv(time, event) ~ arm, data = d)
coxph(Surv(time, event) ~ arm, data = d)

# Python
import pandas as pd
from lifelines import KaplanMeierFitter
d = pd.read_csv("https://trialcurve.com/data/trials/pantheon-1.csv")
for arm, g in d.groupby("arm"):
    KaplanMeierFitter().fit(g.time, g.event, label=arm).plot_survival_function()

Suggested citation: J Cancer Res Clin Oncol. 2024 Jul 1;150(7):332. doi: 10.1007/s00432-024-05827-x doi:10.1007/s00432-024-05827-x. Reconstructed data: TrialCurve (2026), https://trialcurve.com/trials/pantheon

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