ascopubs.org

Comparison of Error Rates in Single-Arm Versus Randomized Phase II Cancer Clinical Trials

In single-arm trials, false-positive error rates (type I error) were 2 to 4 times those projected when modest drift or patient selection effects (eg, 5% absolute ...
JSTOR Daily

Relative Accuracy of Systematic and Stratified Random Samples for a Certain Class of Populations

This is a preview. Log in through your library . Abstract A type of population frequently encountered in extensive samplings is one in which the variance within a group of elements increases steadily ...
Nature

Relapse prevention in schizophrenia: a systematic review and meta-analysis of second-generation antipsychotics versus first-generation antipsychotics

We conducted a search using MEDLINE/PubMed, the Cochrane library and PsycINFO (last search date January 2011) for randomized, controlled trials of relapse prevention or maintenance treatment of ...
BMJ

Primary surgery versus primary rehabilitation for treating anterior cruciate ligament injuries: a living systematic review and meta-analysis

Data sources Six databases, six trial registries and prior systematic reviews. Forward and backward citation tracking was employed. Eligibility criteria Randomised controlled trials that compared ...
BMJ

Athletic groin pain: a systematic review and meta-analysis of surgical versus physical therapy rehabilitation outcomes

Background Athletic groin pain (AGP) is an encompassing term for the multitude of chronic conditions presenting as pain in the inguinal region. The purpose of this review was to compare the return to ...