Table 3: Clinical evaluation criteria and associated encoding parameters.

Clinical significanceClinical differentiation for
Display resolutionFrame rate

Plaque boundaryDiagnose plaque(s) presence and plaque boundaryQCIF ( ),
CIF ( )
≥5 fps
StenosisEstimate the degree of stenosisQCIF ( ),
CIF ( )
≥5 fps
Recommended ≥10 fps
Plaque typeAssess plaque morphology and plaque components and determine plaque type≥CIF ( )≥10 fps
Recommended 15 fps