QUASAR (stands for QUick and Simple And Reliable). UKCCCR randomised study of adjuvant chemotherapy in colon and rectal cancer

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN82375386

Enrollment

5000

Registered

2000-04-06

Start date

1994-05-01

Completion date

Unknown

Last updated

2018-11-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Colorectal Cancer Cancer Colorectal Cancer

Interventions

Chemotherapy versus open control

Eligibility

Inclusion criteria

Inclusion criteria: Patients who have had apparently curative surgery for Duke's A, B or C colorectal cancer within the past three months are eligible for inclusion in QUASAR.

Exclusion criteria

Exclusion criteria: There are no definite exclusion criteria but patients must be considered fit by their clinicians to undergo six months chemotherapy.

Design outcomes

Primary

Measure	Time frame
Survival, recurrence, cost-effectiveness, quality of life.	—

Secondary

Measure	Time frame
Not provided at time of registration	—

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Apr 6, 2026