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Table 2 Multi-variable statistical analysis was performed on the experimental data in which clot angulation (x1), clot length (x2), clot composition (x3), clot location in device (x4), and clot location in vasculature (x5) were allocated to be the model predictors. Regression coefficients, R2, adjusted R2, and an overall p-value were output from the model

From: Use of patient specific 3D printed neurovascular phantoms to simulate mechanical thrombectomy

Model: y = β0 + x1β1 + x2β2 + x3β3 + x4β4 + x5β5

Predictor

Regression Coefficient

Estimate

P-Value

Odds Ratio (95% Confidence Intervals)

Constant

β0

1.005

0.0002

 

Clot Angulation (x1)

β1

−0.140

0.005

0.170 (0.032–0.905)

Clot Length (x2)

β2

0.176

0.820

1.828 (0.457–7.315)

Clot Composition (x3)

β3

−0.183

0.369

1.300 (0.275–6.137)

Clot Location in Device (x4)

β4

−0.008

0.179

0.885 (0.232–3.380)

Clot Location in Vasculature (x5)

β5

−0.004

0.664

1.714 (0.452–6.506)

  1. Odds ratios were determined by binarizing the results as follows: clot angulation (> = 120°, < 120°); clot length (> 12 mm, <=12 mm); clot composition (hard, soft); clot location in device (mid, proximal/distal); clot location in vasculature (M1/M2)