Table 3.

AMSTAR Results,

Blockchain IoT and fog computation for the healthcare services in smart cities' moderate quality review
1. Did the research questions and inclusion criteria for the review include the components of PICO?	Partially yes
2. Did the report of the review contain an explicit statement that the review methods were established prior to the conduct of review and did the report justify any significant deviation from the protocol?	Yes
3. Did the review authors explain the selection of the study designs for inclusion in the review?	Yes
4. Did the review authors include the comprehensive literature search strategy?	Yes
5. Did the review authors perform the study selection in duplicate?	Yes
6. Did the review authors perform data extraction in duplicate?	Yes
7. Did the review authors justify the exclusion?	Yes
8. Did the review authors describe the included studies in adequate detail?	Yes
9. Did the review authors use a satisfactory technique for assessing the risks of bias in individual studies that were included in the review?	Partially yes
10. Did the review authors report on the source of funding for the studies included in the review?	Yes
11. Did the review authors report any potential sources of conflict of interest including funding they received for conducting the review?	No conflict reported