Figure 2.

An overview of included studies. (A): Graphical overview of the range of indications adipose‐derived cell therapy has been used for. (B): Graphical overview of research activity bias on geographic location showing that the majority of included studies are from either Europe or Asia. (C): The majority of studies were of case series quality with no control group for comparison. Eight of studies included a nonrandom control group and 19 studies were randomized studies. (D): Since the first publication in 2005 there has been a steady rise in research output of clinical studies using adipose‐derived cell therapy.