The controlled trial.

The controlled trial SIR

In 1945 I was looking for a job, after having spent a short post-war convalescence as a junior assistant in the Medical Unit at St. Thomas's Hospital, when I had the good fortune to be introduced to Dr Avery Jones. He had just then had the idea that clues to the causes of gastric and duodenal ulcers might be obtained if differences could be found in the frequency with which they occurred in men...

The effectiveness of massage therapy in the treatment of infantile colic symptoms: A randomized controlled trial

Background: Infantile colic, cry-fuss and sleep problems are transient in the initial months of life, but they contribute to maternal depression, parenting stress and family mental health problems. In this randomized clinical trial, we aimed to explore the efficacy of massage therapy compared to rocking in reducing infantile colic symptoms including duration and number of cries, sleep duration ...

The Effect of The Cognitive Behavioral Therapy and Pharmacotherapy on Infertility Stress:A Randomized Controlled Trial

Revisiting the Randomized Controlled Trial

Randomized controlled trial (RCT) is generally considered to be one of the strongest study designs because the results it generates, have minimum bias and avoids confounders by virtue of the randomization and blinding technique which it employs. It has the potential to generate a Level B evidence on its own or even a Level A evidence when a pooled meta-analysis or a systematic review of several...

P-70: Ultrasound Guided Artificial Insemination:A Randomized Controlled Trial

Background: To ascertain whether using ultrasound guidance during intrauterine insemination (IUI) could increase pregnancy rates. Materials and Methods: The population under study consisted of 73 consecutive couples subjected to IUI in our Human Reproduction Unit, between September and December 2006, with a total of 231 IUI cycles performed. The patients were randomized using a computer-generat...