Trial Outcomes & Findings for Immune-checkpoint Inhibitors and Surrogate Endpoints in Cancer Trials (SURROGATE-ICI) (NCT NCT03963518)

NCT ID: NCT03963518

Last Updated: 2025-10-06

Results Overview

Correlation between Time to next treatment or death (TNT-D) and overall survival (OS) in previously untreated advanced melanoma patients.

Recruitment status

COMPLETED

Target enrollment

631 participants

Primary outcome timeframe

4 years after the start of treatment

Results posted on

2025-10-06

Participant Flow

Participant milestones

Participant milestones
Measure
Control
nivolumab monotherapy nivolumab monotherapy: nivolumab monotherapy
Experimental
nivolumab plus ipilimumab nivolumab plus ipilimumab: nivolumab plus ipilimumab
Overall Study
STARTED
316
315
Overall Study
COMPLETED
316
315
Overall Study
NOT COMPLETED
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Race and Ethnicity were not collected from any participant.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Control
n=316 Participants
nivolumab monotherapy nivolumab monotherapy: nivolumab monotherapy
Experimental
n=315 Participants
nivolumab plus ipilimumab nivolumab plus ipilimumab: nivolumab plus ipilimumab
Total
n=631 Participants
Total of all reporting groups
Age, Continuous
59 years
n=316 Participants
59 years
n=315 Participants
59 years
n=631 Participants
Sex: Female, Male
Female
114 Participants
n=316 Participants
113 Participants
n=315 Participants
227 Participants
n=631 Participants
Sex: Female, Male
Male
202 Participants
n=316 Participants
202 Participants
n=315 Participants
404 Participants
n=631 Participants
Race and Ethnicity Not Collected
0 Participants
Race and Ethnicity were not collected from any participant.
Region of Enrollment
United States
316 participants
n=316 Participants
315 participants
n=315 Participants
631 participants
n=631 Participants

PRIMARY outcome

Timeframe: 4 years after the start of treatment

Correlation between Time to next treatment or death (TNT-D) and overall survival (OS) in previously untreated advanced melanoma patients.

Outcome measures

Outcome measures
Measure
Control
n=316 Participants
nivolumab monotherapy nivolumab monotherapy: nivolumab monotherapy
Experimental
n=315 Participants
nivolumab plus ipilimumab nivolumab plus ipilimumab: nivolumab plus ipilimumab
Correlation Between Time to Next Treatment or Death (TNT-D) and Overall Survival (OS)
0.63 correlation coefficient
Interval 0.59 to 0.67
0.66 correlation coefficient
Interval 0.62 to 0.7

Adverse Events

Control

Serious events: 0 serious events
Other events: 0 other events
Deaths: 175 deaths

Experimental

Serious events: 0 serious events
Other events: 0 other events
Deaths: 151 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Carine Bellera

Institut Bergonié, Comprehensive Cancer Center, Bordeaux, FR

Phone: +33556333333

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place