Table 2.
Related work: Comparison analysis of previous studies in terms of opportunity for individuals to create cryptographic keys, digitally agree or deny access to PHR, use their own keys to encrypt data, and choose the infrastructure to store PHR. Comparison of previous studies in terms of their focus on EHR and PHR.
| Author | Year | Main Focus | Key Generation | Grant Access | Revoke Access | Encrypt Data | Manage Location |
|---|---|---|---|---|---|---|---|
| Roehrs et al. [4] | 2017 | Interoperability | X | - | - | X | X |
| Sonkamble et al. [37] | 2017 | Interoperability | - | X | X | - | - |
| Ghadamyari and Shame [20] | 2019 | Data Analysis | - | - | - | - | - |
| She et al. [21] | 2019 | Privacy | - | - | - | X | - |
| Radhakrishnan et al. [38] | 2019 | Security | - | X | - | - | - |
| Niu et al. [39] | 2019 | Interoperability | - | X | - | - | - |
| Yazdinejad et al. [22] | 2020 | Authentication | - | X | - | - | - |
| Zhuang et al. [40] | 2020 | Information Exchange | - | X | - | - | - |
| Muizz Mahdy [41] | 2020 | Interoperability | X | X | - | - | - |
| Misbhauddin et al. [19] | 2020 | Scalability | X | X | X | - | - |
| Madine et al. [42] | 2020 | Interoperability | X | X | - | X | - |
| Sun et al. [26] | 2020 | Security | - | - | - | - | - |
| Ghani et al. [43] | 2020 | Information Exchange | X | X | X | - | - |
| Mubashar et al. [32] | 2021 | Information Exchange | - | - | - | - | - |
| Wang et al. [44] | 2021 | Interoperability | X | X | - | X | X |
| Proposed Model | 2022 | Interoperability | X | X | X | X | X |