Table 5. Characteristics of selected studies.
| Characteristic | Count | Percentage |
|---|---|---|
| Publication year | ||
| 2014–2015 | 20 | 11.11% |
| 2016–2018 | 59 | 32.78% |
| 2019–2021 | 60 | 33.33% |
| 2022–2023 | 27 | 15% |
| January 2024 to August 2024 | 14 | 7.78% |
| Publication type | ||
| Journal articles | 86 | 47.8% |
| Conference proceedings | 88 | 48.9% |
| Book chapters | 6 | 3.33% |
| Research methodology | ||
| Empirical study | 121 | 67.2% |
| Theoretical/conceptual | 32 | 17.8% |
| Comparative study | 27 | 15% |
| Dataset | ||
| Mobile app store reviews | 132 | 73.3% |
| Repository dataset | 27 | 15% |
| Online store reviews | 21 | 11.7% |