Table 2. Overview of change in calf circumference, the amount of saline infusion needed, the maximum pressurization, and the Intraclass Correlation Coefficient (ICC) with the respective confidence interval (CI) after running the decay model per needle type per post mortem human specimen

Catheters

Slit Catheter, C2Dx

1

222

X

0.834 (0.593-0.932)^c

Venflon Safety Pro, 22 gauge, BD

1

401

X

0.968 (0.898-0.988)^b

Venflon Safety Pro, 20 gauge, BD

4

378

X

0.996 (0.984-0.999)^a

Venflon Safety Pro, 18 gauge, BD

1

347

X

0.996 (0.990-0.998)^a

Venflon Safety Pro, 17 gauge, BD

2

420

X

0.893 (0.809-0.948)^b

Venflon Safety Pro, 16 gauge, BD

1

302

X

0.990 (0.969-0.996)^a

Venflon Safety Pro, 14 gauge, BD

4

308

X

0.863 (0.696-0.941)^c

Intranule, 18 gauge, Vygon

2

358

X

0.994 (0.976-0.998)^a

Intranule, 16 gauge, Vygon

1

448

X

0.896 (0.607-0.965)^c

Intranule, 14 gauge, Vygon

3

647

X

0.992 (0.984-0.997)^a

Intranule, 13 gauge, Vygon

2

564

X

0.948 (0.897-0.976)^b

Straight needles

Microlance needle, 25 gauge, BD

2

248

X

0.881 (0.790-0.943)^b

Microlance needle, 23 gauge, BD

2

222

X

0.877 (0.765-0.943)^b

Microlance needle, 21 gauge, BD

3

335

X

0.855 (0.717-0.934)^c

Microlance needle, 18 gauge, BD

1

145

X

0.943 (0.732-0.982)^c

Microlance needle, 16 gauge, BD

2

116

X

0.994 (0.977-0.998)^a

Sonoplex facet tip, 22 gauge, Pajunk

3

347

X

0.838 (0.722-0.920)^c

Sonoplex facet tip, 21 gauge, Pajunk

4

417

X

0.919 (0.840-0.963)^b

Sonoplex facet tip, 20 gauge, Pajunk

0

234

X

0.978 (0.956-0.990)^a

Side-ported needles

Side-ported needle, C2Dx

3

526

X

0.989 (0.973-0.995)^a

Sonoplex Sprotte tip, Pajunk

1

157

X

0.890 (0.777-0.950)^b

Side-ported needle, Stryker

1

370

X

0.998 (0.993-0.999)^a