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Table 2 Factors and levels

From: Sensitivity of Influential Factors on Needle Insertion Experiments: A Quantitative Analysis on Phantom Deformations and Needle Deflections

Factor

Factor level

Ratios of DMSO

{40%, 50%, 60%}

Thawing time (TT)

{1 h, 4 h, 7 h}

Needle external diameter (NED)

{18G, 20G, 22G}

Insertion velocity (IV)

{ 1 mm/s, 3 mm/s, 6 mm/s }

Repeated insertion times (RITs)

{1, 2, 3}

Insertion positions (IP)

{5 mm, 10 mm}