Table 2 Comparison of DHC with previous research considering security criteria.

From: A lightweight scalable and dynamic blockchain-based model for storing and retrieving patient healthcare records

No.

Research

Privacy

Data ownership

Traceability

Scalability

1

DChain28, 2024

√

√

-

√

2

BCLOD21, 2025

√

-

√

√

3

DHC

√

√

√

√

Back to article page