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Table 2 Mean variation in angle of external rotation (post plication – pre-plication)

From: Capsular plication in the non-deformity hip: impact on post-operative joint stability

  TECHNIQUE USED
FIRST TECHNIQUE Primary plication SECOND TECHNIQUE Two triangles THIRD TECHNIQUE Re-draping
Hip flexion angle (°) Hip flexion angle (°) Hip flexion angle (°)
SAMPLES 0.0 15.0 30.0 0.0 15.0 30.0 0.0 15.0 30.0
A −4.1 3.8 11.3 −1.0 5.1 12.9 1.3 6.5 12.7
B 1.3 2.7 20.4 2.9 10.8 23.0 3.4 3.2 14.5
C 0.6 0.3 −3.7 −2.6 0.2 −3.3 −4.5 −0.9 −6.9
D −2.4 1.9 −6.0 5.5 5.4 − 3.5 2.4 2.6 − 0.1
E −4.4 −5.7 − 0.4 −3.2 0.8 −2.2 −6.5 − 0.4 − 2.4
F −7.0 −3.0 −0.4 −3.7 −1.9 − 3.2 − 5.2 3.3 − 4.7
G 0.5 5.0 4.3 1.1 1.8 −1.3 2.2 6.0 1.6
H 0.6 2.2 1.5 0.1 3.4 −0.1 3.2 1.2 −4.0
I 0.6 1.9 2.9 −0.4 2.2 0.3 −2.3 0.3 −3.3
J −1.9 − 2.0 1.2 − 3.6 − 3.4 − 1.0 − 2.4 −4.1 0.4
K − 1.0 1.8 3.7 −0.2 3.4 6.5 −0.2 0.0 4.1
L 0.1 5.4 −0.2 1.6 5.8 −3.0 1.8 3.9 −1.3
MEAN −1.4 1.2 2.9 −0.3 2.8 2.1 −0.6 1.8 0.9
STANDARD DEVIATION 2.6 3.3 7.0 2.8 3.8 8.2 3.5 3.1 6.7
P value (compared with no variation) 0.08 0.23 0.18 0.72 0.03 0.39 0.59 0.07 0.66