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Table 1 Patient demographics and pre-operative characteristics

From: Medium-term results following arthroscopic reduction in walking-age children with developmental hip dysplasia after failed closed reduction

Patient no.

Sex

Age at operation (months)

Affected side

Previous treatment

Tönnis grade of dislocation

Arthroscopic findings

Pulvinar tissue

Hypertrophic ligamentum teres

Hypertrophic transverse acetabular ligament

Capsule constriction

Inverted labrum

Pressure lesion in the cartilaginous acetabular roof

Neolimbus

1

M

13

L

Pavlik Harness

III

Yes

Yes

Yes

Yes

Yes

Yes

Yes

2

M

19

R

oAT and spica

IV

Yes

Yes

Yes

Yes

Yes

Yes

Yes

3

M

12

L

oAT and spica

III

Yes

Yes

Yes

Yes

No

Yes

No

4

F

12

L

oAT and spica

IV

Yes

Yes

Yes

Yes

No

Yes

No

5

F

21

R

oAT and spica

IV

Yes

Yes

Yes

Yes

No

Yes

No

6

M

17

R

oAT and spica

IV

Yes

Yes

Yes

Yes

No

Yes

No

7

M

12

L

oAT and spica

IV

Yes

Yes

Yes

Yes

No

Yes

No

8

F

13

L

oAT and spica

IV

Yes

Yes

Yes

Yes

No

Yes

No

  1. F female, M male, L left, R right, oAT open adductor tenotomy