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Table 1 Demographic characteristics of the subjects and prevalence of maxillary dental developmental abnormalities in the three study groups

From: Association of maxillary dental developmental abnormality with precocious puberty: a case-control study

No. Control group
n = 95
CPP group
n = 52
PPP group
n = 23
P
Female (%) 109 (55.9 %) 47 (90.38 %) 23 (100 %) <.001a (Control vs CPP, PPP)
Age (year)
 Pediatric evaluation 10.5 ± 2.9 8.3 ± 0.5 8.0 ± 1.1 <.001b (Control vs CPP)
.023b (Control vs PPP)
 Dental evaluation 12.0 ± 4.4 8.9 ± 2.3 9.6 ± 3.3 <.001b (Control vs CPP, PPP)
Prevalence
 Maxillary DDAs 43 (22.05 %) 26 (50.00 %) 5 (21.74 %) <.001a (Control vs CPP)
1.000a (Control vs PPP)
<.029a (CPP vs PPP)
  Mesiodens 26 (13.33 %) 22 (42.31 %) 5 (21.74 %) <.001a (Control vs CPP) .732a (Control vs PPP)
<.049a (CPP vs CPP)
  Except mesiodens 17 (8.71 %) 4 (7.69 %) 0 0.317c
  1. Abbreviations: CPP central precocious puberty, DDAs dental developmental abnormalities, PPP peripheral precocious puberty
  2. aPost hoc analysis after chi-square test
  3. bPost hoc analysis after ANOVA
  4. cFisher exact test compared with control group