What does ORR stand for?

Overall Response Rate (medical treatment)

This definition appears very rarely and is found in the following Acronym Finder categories:

Science, medicine, engineering, etc.

Other Resources:

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Office of the Rail Regulator (UK government; now Office of Rail Regulation) Old Rochester Regional (Massachusetts) Online Research Resource (Illinois) Open Records Request (various locations) Operational Readiness Report Operational Readiness Review Operational Replacement Radar Operator Response Required Orroral Valley, Australia (GSTDN tracking station) Outer Ring Road (Hyderabad, India)		Oxygen Reduction Reaction (energy science) Oak Ridge Reservation Environmental Management Site Specific Advisory Board Oak Ridge Reservation End Use Working Group Operation Resource Reliance/Filtered Survivable Schedules Oak Ridge Rowing Association Off-Road Radio Association Olympic Renewable Resources Association Ontario Road Riders Association Optimum Route/Resource Allocation (Fujitsu) Oregon Refuse & Recycling Association

Samples in periodicals archive:

The trial is testing the overall response rate to Peregrine's bavituximab -- a monoclonal antibody -- in combination with chemotherapy in patients with non-small cell lung cancer.

United States : Peregrine Pharma lung cancer trial shows promise

The study met its primary endpoint of overall response rate (ORR).

FDA Grants Full Approval to ONTAK' (denileukin diftitox) For Use in ...

We received complete responses from 50 of the 51 commissions we surveyed, for an overall response rate of 98 percent.

Telecommunications: Survey of State Regulatory Commissions ...

The brochure also omitted important material facts including that: "Determination of the effectiveness of the Zevalin therapeutic regimen in a relapsed or refractory patient population is based on overall response rates.

Biogen Idec, Cambridge, MA, and Dublin, Ireland, Dec. 15 (DDMAC)

Changes in patients' overall response rates to the Sexual Encounter Profile question 3 (SEP3; Did your erection last long enough for you to have sexual intercourse?

Female Partners of Men With Erectile Dysfunction Receiving Vardenafil ...

Current available therapy for patients with metastatic RCC is immunotherapy with cytokines, which provides tumor response (shrinkage) in some patients; *In a phase II study, a 7% overall response rate of termsirolimus was observed in advanced RCC patients.

Wyeth gains "fast-track" designation from FDA for drug to treat ...

In Arm 1, 9 of 18 patients with CTCL, who had received no more than 2 previous cytotoxic chemotherapy regimens, achieved objective responses for an overall response rate of 50 percent.

GLOUCESTER PHASE 2 CLINICAL TRIAL WITH FK228 ENCOURAGING

They should be constantly testing marginal lists to see if they can be made to pay off, a process that invariably does somewhat depress overall response rates.

Do response rates really mean very much?