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Table 1 Patients - preoperative characteristics

From: Growth in Children with Cerebral Palsy during five years after Selective Dorsal Rhizotomy: a practice-based study

  GMFCS I-II GMFCS III GMFCS IV-V TOTAL
  n = 17 (30%) n = 15 (27%) n = 24 (43%) n = 56
Boys 9 11 17 37
Girls 8 4 7 19
Ratio boys:girls 1.1:1 2.75:1 3.4:1 1.95:1
Gestational age (GA):     
completed weeks     
> 26 1 0 3 4
26-27 2 0 1 3
28-31 6 10 14 30
32-36 4 4 2 10
37-42 4 1 3 8
> 42 0 0 0 0
Premature. GA not specified 0 0 1 1
Birth weight z-score median -0.55 (-1.38 to 0.51; -0.75 (-1.64 to -0.58; -0.48 (-1.08 to 0.47; -0.75 (-1.52 to 0.40;
(interquartile; range) -3.35 to 2.86) -4.14 to 0.43) * -2.73 to 5.60)** -4.14 to 5.6)
Age at SDR operation, years: Median (interquartile: range) 4.3 (3.9 to 5.2; 5.1 (3.9 to 5.8; 3.9 (3.3 to 4.8; 4.3 (3.4 to 5.2;
  3.3 to 7.4) 3.0 to 6.6) 2.4 to 5.9) 2.4 to 7.4)
  1. * two missing, ** three missing