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Table 4 Interphase changes in the frequency of mandibular incisor gingival recession (McNemar’s tests)

From: Mandibular incisor inclination and gingival recession after treatment with the Jasper Jumper: a 10-year follow-up

Recession status Time  
T1 T2 P T2 T3 P T1 T3  
Presence of gingival recession 6 12 0.070 12 24 0.008* 6 24 0.000*
Absence of gingival recession 58 52   52 40   58 40  
  1. T1—Pretreatment; T2—Posttreatment; T3—Follow-up
  2. *Statistically significant at P < 0.05