Table 2.

Checklist of quality assessment

Quality assessment categories	Yes	No	Don’t know
1. The study addressed an explicit question (theory-driven)
2. With sufficient sample size or used justified power calculation
3. With clearly inclusion criteria and exclusion criteria of participants
4. Controlled the important confounding factors such as age, handiness and education of participants
5. With adequate quality control during data acquisition
6. Described the response rate in detail
7. Assessed outcomes with blinded or third-party assessors
8. Used appropriate multiple testing correction in statistical modelling and inference
9. Reported detailed imaging results including MNI/Talairach coordinate, statistic magnitudes cluster sizes and statistical threshold