OBJECTIVE: The principal objective of the trial is to evaluate whether the addition of cetuximab associated with 5-fluorouracil in elderly patients with KRAS wild type advanced colorectal cancer (CRC) prolongs Progression Free Survival, compared with 5-fluorouracil alone.
The primary efficacy analyses will be performed on the Intention-to-treat population. The safety analyses will be performed on the Safety population. * Median PFS and OS in each treatment arm with its 95% CI, estimated by the Kaplan-Meier technique * Response rates by treatment arm with their exact 95% CI * IADL sum score, G8 sum score and social situation by treatment arm at baseline and at each timepoint of assessment * QoL scores from the EORTC QLQ-C30 and QLQ-ELD14 modules by treatment arm at baseline and at each timepoint of assessment * Safety data by treatment arm in the Safety population. Worst toxicity grade over all cycles according to the CTCAE criteria version 4.0 by treatment arm. * Pharmaco-economics evaluation Summary of proposed Phase II trial characteristics: 1. Total number of randomized patients: 150. 2. Total number of events at phase II analysis for primary endpoint: 110. 3. Total number of patients screened over the phase II: 250. 4. Total number of patients treated with cetuximab for the Phase II study: 75. 5. Maximum study duration: 19 months. In the present study, HRQoL is an important secondary endpoint. The objective of the HRQoL data collection in this Phase II trial is to assess the impact of the addition of cetuximab on patients' HRQoL during treatment. The hypothesis is that there will be no difference in patients' HRQoL between both treatment arms during treatment. The HRQoL domains (from the EORTC QLQ-C30 module) which are expected to be affected by treatment (to the same extent in both arms) are Global health status, Fatigue, Pain and Stool habits.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
5
500 mg/m2 on day 1, Every 14 days Intravenously
Every 2 weeks, 400 mg/m2 on day 1; 2400 mg/m2 from day 1 to day 3, intravenously
Every 2 weeks, Racemic leucovorin 200 mg/m2 or l-leucovorin 100 mg/m2 on day 1, intravenously
AZ Turnhout - Campus Sint Elisabeth
Turnhout, Belgium
Bank Of Cyprus Oncology Centre
Nicosia, Cyprus
Hospital General Vall D'Hebron
Barcelona, Spain
Progression free survival
Progression will be defined according to the "RECIST V1.1"
Time frame: 19 months from first patient in
Overall Survival
Time frame: 19 months from first patient in
Response Rate
according to the RECIST V1.1
Time frame: 19 months from first patient in
Change in Instrumental Activities of Daily Living (IADL) score
Time frame: 19 months from first patient in
Change in G8 geriatric assessment screening tool
Time frame: 19 months from first patient in
Change in social situation
Time frame: 19 months from first patient in
Score of Quality of Life (EORTC-QLQ C30 and QLQ-ELD14)
Time frame: 14 days before randomization; 6 weeks, 14 weeks, 22 weeks and 38 weeks after randomization; 30 days after last treatment administration
Occurrence of adverse events
Adverse events will be graded according to the "Common Terminology Criteria for Adverse events" CTCAE,version 4.0.
Time frame: 19 months from first patient in
Health Economy assessments
Time frame: 19 months from first patient in
Score of elderly minimal dataset comprehensive geriatric assessment (EMDCGA), as evaluated by G8 instrument
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Time frame: 14 days before randomization; 6 weeks, 14 weeks, 22 weeks and 38 weeks after randomization; 30 days after last treatment administration
Score of elderly minimal dataset comprehensive geriatric assessment (EMDCGA), as evaluated by Instrumental Activities of Daily Life (IADL) questionnaire
Time frame: 14 days before randomization; 6 weeks, 14 weeks, 22 weeks and 38 weeks after randomization; 30 days after last treatment administration
Score of elderly minimal dataset comprehensive geriatric assessment (EMDCGA), as evaluated by social situation questionnaire
Time frame: 14 days before randomization; 6 weeks, 14 weeks, 22 weeks and 38 weeks after randomization; 30 days after last treatment administration