Table 5 Comparison of the required bandwidth to transmit a block in DHC and other models.

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

No.

Research

Block size (Bytes)

Multiplication factor

1

TChain40, 2024

825,098

1

2

DChain28, 2024

300

2,750

3

BCLOD21, 2025

286

2,884

4

DHC

67,070

12

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