Table 1 Summary of patient data (n = 194)

 Sex (male/female)^a

134/60

 GMFCS level (I/II/III)^a

90/70/34

 Involvement (unilateral/bilateral)^a

54/140

 TAL/Strayer operation during follow-up^b

111 (57%)

Age at initial assessment^c

8.6±3.1 (2.2–17.3)

Duration of follow-up^c

5.2±4.0 (1.0–15.0)

No. of follow-up visits^c

2.3±0.7 (2–6)