Table 1 Standard deviation and relative standard deviation of the resected areas of left ventricle apex in the modified and conventional apical resection methods for each operator.

From: A modified apical resection model with high accuracy and reproducibility in neonatal mouse and rat hearts

Operator

Modified AR method

Conventional AR method

SD (mm2)

RSD (%)

SD (mm2)

RSD (%)

1

0.0670

8.2967

0.4182

46.2493

2

0.0997

9.5579

0.3698

30.5337

3

0.1119

9.2737

0.4508

31.5350

4

0.0357

3.0897

0.1618

15.7793

5

0.0911

7.8710

0.3467

34.3420

  1. Each operator performed AR surgery in P1 neonatal mice using conventional (n = 5) and modified (n = 5) AR method, respectively.
  2. AR apical resection, SD standard deviation, RSD relative standard deviation.
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