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Table 3 Union rate of spina bifida occulta

From: Repair of symptomatic bilateral L5 spondylolysis with autogenous iliac crest graft and temporary intersegmental pedicle screw fixation in youth

Time (postop)

Union rate of pars

Union rate of patients

6 months

15.8% (6/38)

10.5% (2/19)

9 months

47.3% (18/38)

26.3% (5/19)

12 months

78.9% (30/38)

68.4% (13/19)

24 months

92.1% (35/38)

84.2% (16/19)