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Table 2 Bone-defect depth with time (the distance from the deepest part of the defect to the cementoenamel junction of the tooth in mm, mean ± standard error)

From: Treatment of periodontal intrabony defects using autologous periodontal ligament stem cells: a randomized clinical trial

  No. of teeth Baseline 3 months 6 months 12 months F value p value
Control group 21 7.19 ± 1.87 4.81 ± 1.93 5.11 ± 1.53 4.80 ± 1.41 0.11 0.742a
Cell group 20 7.20 ± 2.65 4.89 ± 1.73 4.61 ± 1.87 4.49 ± 2.03
  1. aRepeated-measures analysis of variance