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Table 3 Contingency tables illustrating the effect of anatomical model-based planning on 30-day readmission and 30-day mortality. Fisher’s exact test was used to determine probability for the rejection of the stated null hypothesis

From: 3D printing for congenital heart disease: a single site’s initial three-yearexperience

30 day Mortality (anatomical model vs Traditional Planning): all included patients

Count Total%

No 30-day Mort.

30-day Mort.

Total

Fisher’s Exact Test

SoC

111

76.03%

2

1.37%

113

77.40%

Null Hypothesis:

• Probability of 30-day mortality is greater for surgeries planned with an anatomical model

• P-value = 0.5978

3DP

33

22.60%

0

0.00%

33

22.60%

Total

144

96.63%

2

1.37%

146

100.0%