. 2020 Jan 6;12(1):157. doi:10.3390/nu12010157
© 2020 by the authors.
Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Figure 2.
Features of ginger Randomized controlled trial (RCT) characteristics. (a) The trend in the publication of ginger RCTs over the decades, (b) the types of study design, (c) the ranges of pooled sample size per group, (d) the types of comparison in intervention, (e) the ranges of adopted dosage, and (f) the variety of ethnicity. N/A: Not available.