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Table 3 The morphological characteristics of the papillary muscles (n = 31)

From: Anatomical and biometric study of the mitral valve apparatus: application in valve repair surgery

Variable

Mean ± SD

Anterior papillary muscle length (mm)

30.9 ± 7.20

Number of heads of the anterior papillary muscle (mm)

1.7 ± 0.65

Number of chordaes of the anterior papillary muscle (mm)

11.7 ± 2.18

Distance anterior pillar annulus (mm)

21.9 ± 7.25

Distance anterior papillary muscle-apex (mm)

18.7 ± 5.29

Posterior papillary muscle length (mm)

30.0 ± 8.75

Number of heads of the posterior papillary muscle

1.5 ± 0.68

Number of chordaes of the posterior papillary muscle

9.6 ± 1.99

Distance posterior papillary muscle-annulus (mm)

21.0 ± 5.40

Distance posterior papillary muscle-apex (mm)

18.3 ± 4.58