Iterative Systematic Reviewing: From a Targeted Search to Labelling and Minimalistic Data Extraction
It is always recommended to start a systematic review by writing a protocol for a research question. If you are dealing with a broad topic with many research questions and gaps, we recommend scoping reviews, which are again based on preset protocols.
Sometimes, a scoping review also works as a sample size calculation method for future systematic reviews informing the number of included studies for the systematic reviews resulting from the scoping review.
What if writing a protocol for the systematic review is not feasible, or if we have to keep the protocol very flexible?
Tailoring the Systematic Reviewing for Your Needs
It is not always straightforward to choose the type of your literature review from the list of over 50 review types. You may need to tailor the systematic reviewing process to your needs.
We had faced a couple of reviews in the past four years when we dealt with broad systematic reviews without a complete protocol. We had to make pragmatic decisions based on limited available time (3–6…