Computation of Odds Ratios Relative to a Fixed Nonexposed Reference Category: Does It Make a Difference?

Relative risks and odds ratios: what's the difference?

The context of learning anatomy: does it make a difference?

This study set out to ascertain whether the context in which anatomy is learnt made a difference to students' perceptions of learning. An Approach to Learning Inventory (ASSIST) and a 31-item Anatomy Learning Experience Questionnaire (ALE) were administered to 224 students (77 dental, 132 medical and 19 speech and language) as a multi-site study. Results revealed that 45% adopted a strategic, 3...

Age of blood: does it make a difference?

During the past 20 years, the perceived value of blood transfusions has changed as it has become appreciated that transfusions are not without risk. Red blood cell transfusion has been associated with disease transmission and immunosuppression for some time. More recently, proinflammatory consequences of red blood cell transfusion have also been documented. Moreover, it has become increasingly ...

COPD and exercise: does it make a difference?

KEY POINTS Physiological changes are observed following a structured exercise training programme in patients with COPD, without changes in resting lung function.Exercise training is the cornerstone of a comprehensive pulmonary rehabilitation programme in patients with COPD.Most comorbidities in patients referred for pulmonary rehabilitation remain undiagnosed and untreated.After careful screeni...

The medical emergency team: does it really make a difference?

Hospital systems are failing the critically ill. This has been well documented in many countries around the world, with detailed reports of suboptimal care prior to intensive care and high rates of serious adverse events, including death. These events are potentially preventable, but insufficient attention has been directed towards developing solutions to these important problems to date. The m...