In other words, the designers of interventions have put them together in a certain way based on their theories about what needs to be done to get one or more desired outcomes.
7 The intervention was defined as methotrexate in a certain dosage (separate for start, escalation and target dose) and a certain route of administration (oral, subcutaneous, intramuscular or intravenous), with a different dosage or route as comparator.
Since there is only little evidence for the efficacy of physical therapy interventions in certain shoulder disorders, there is a need for further research.
Besides, certain interventions developed by certain patient groups may only be effective in a certain population (LT).
Synthetic analogs of glycosphingolipids (GSLs) have been demonstrated as potential therapeutic interventions in certain patho-physiological conditions.
72% of the 233 participants use placebo interventions in certain situations.
However, implementation at this coverage level might not be feasible for some interventions in certain locations.
The presence of regulatory boards for surgical interventions in certain countries can motivate research.
In addition, most guidelines recommend referral for psychological interventions in certain cases, although criteria differ between guidelines [ 3- 7].
This raises the question whether there are indeed fewer local and regional interventions in certain countries, or whether these projects were not identified using our search methods.
