However, non-randomised studies might not yield valid conclusions, leading to large residual uncertainty about how to interpret the results, and can also waste scarce intervention-related resources, making them profoundly unethical.
To achieve a just allocation of scarce medical interventions, society must embrace the challenge of implementing a coherent multiprinciple framework rather than relying on simple principles or retreating to the status quo.
In low-resource settings, paediatric facilities for the management of meconium aspiration syndrome are scarce and interventions to prevent meconium aspiration are needed.
Although research is scarce, walking interventions have been successfully implemented in the work setting [ 6], and also among previously sedentary employees [ 7].
Research on this topic is scarce, and most interventions used today are drawn from research on younger and middle-age adults.
Research is scarce and successful interventions are lacking.
Data is especially critical to target increasingly scarce resources towards interventions that work for children.
Benefit packages aim to focus scarce resources on interventions where they are most needed.
Australian Clinical Trials Registry ACTRN12606000294550 Since resources are inescapably scarce, health care interventions should be assessed for their impact on costs as well as on clinical outcomes.
For example, comparing the potential decreases in cardiovascular mortality when utilization of particular treatments such as surgery, angioplasty, drug treatment, or prevention are optimized may allow decision makers to target scarce resources to interventions with the largest potential health gain.
