Table 2.

Using existing surveys as references, mindmaps are compiled, comparisons are made, research approach models are applied, future trends are examined, and contributions are determined.

Research	Year	RQ1	RQ2	RQ3	RQ4	RQ5	RQ6	RQ7	RQ8
Al Guqhaiman et al. [7]	2021			√
Wang et al. [20]	2022		√
Zhang et al. [21]	2022		√
Shi et al. [23]	2020		√				√
Wu et al. [28]	2020	√	√				√
Hong et al. [31]	2020	√		√		√		√
Nakath et al. [32]	2022	√						√
Karmozdi et al. [37]	2020		√				√
Klein et al. [41]	2022	√
Braginsky et al. [42]	2020	√
Perea-Storm et al. [43]	2020		√
Jiang et al. [44]	2022		√				√
Yin et al. [49]	2022	√				√	√
Sezgin et al. [52]	2022				√
Hou et al. [54]	2023		√				√
Neira et al. [55]	2021		√			√	√
Luo et al. [56]	2021							√
Lindsay et al. [59]	2022		√	√			√
Purser et al. [60]	2022								√
Luo et al. [56]	2022			√
Yan et al. [62]	2020				√	√		√
Fang et al. [64]	2022				√	√		√
Jiang et al. [65]	2023				√	√		√