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Table 1 Patients demographics and summary of concomitant surgeries and gait parameters

From: Factors influencing outcomes after medial hamstring lengthening with semitendinosus transfer in patients with cerebral palsy

 

Value

Sex (male/ female)

198 / 116

Laterality (right/ left)

290 / 304

Age at surgery (years)

7.9 ± 3.7 (3.4–20.0)

Age at final follow-up (years)

10.6 ± 4.6 (5.3–26.8)

Follow-up duration (years)

2.7 ± 2.9 (1.0–14.7)

No. of follow-up

2 (2–4)

Preoperative popliteal angle (degree)

58.1 ± 13.3

Preoperative knee flexion contracture (degree)

2.2 ± 5.3

Concomitant surgery

Limbs

Intramuscular psoas lengthening

55 (9.3%)

Femoral derotation osteotomy

314 (52.9%)

Rectus femoris transfer

443 (74.6%)

Tendo-Achilles lengthening

382 (64.3%)

Strayer procedure

147 (24.7%)

Gait parameters

Preoperative

Postoperative

Mean pelvic tilt (°)

16.7 ± 6.7

17.5 ± 6.1

Knee flexion at initial contact (°)

33.6 ± 11.8

24.6 ± 9.9

Minimum knee flexion in stance (°)

11.3 ± 14.1

6.5 ± 10.8

Knee range of motion (°)

47.1 ± 15.4

52.5 ± 11.9

Gait deviation index

69.9 ± 10.2

79.8 ± 9.6