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Table 1 Union rate of spondylolysis

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

Time (postop) Number of healed pars Union rate of pars Number of healed patients Union rate of patients
6 months 41 21.1% 17 17.5%
9 months 94 48.5% 34 35.1%
12 months 159 82.0% 72 74.2%
24 months 183 94.3% 90 92.8%