Skip to main content

Table 7 Comparison of clinical characteristics in ED and IH groups

From: Parental perception on oral health-related quality of life and dental features of ectodermal dysplasia and isolated hypodontia in children

Assessment ED (29)
n (%)
IH (57)
n (%)
p value OR 95% CI OR (Ref)
Caries (both dentitions)    
No 23 (79.3%) 32 (56.1%)    
Yes 6 (20.7%) 25 (43.9%) 0.034* 3.00 (1.06–8.47) ED
Restorations (both dentitions)    
No 21 (72.4%) 29 (50.9%)    
Yes 8 (27.6%) 28 (49.1%) 0.056 2.53 (0.97–6.66) ED
Microdont (both dentitions)    
No 11 (37.9%) 22 (38.6%)    
Yes 18 (62.1%) 35 (61.4%) 0.952 1.03 (0.41–2.58) IH
Conical (both dentitions)    
No 2 (6.9%) 46 (80.7%)    
Yes 27 (93.1%) 11 (19.3%)  < 0.001** 56.45 (11.63–274.04) IH
Aesthetic restorations (both dentitions)    
No 10 (34.5%) 50 (87.7%)    
Yes 19 (65.5%) 7 (12.3%)  < 0.001** 13.57 (4.51–40.81) IH
Infraoccluded (only noted in 1° teeth)    
No 21 (72.4%) 36 (63.2%)    
Yes 8 (27.6%) 21 (36.8%) 0.391 1.53 (0.58–4.01) ED
Hypomineralised (both dentitions)    
No 26 (89.7%) 42 (73.7%)    
Yes 3 (10.3%) 15 (26.3%) 0.085 3.01 (0.82–11.73) ED
Taurodontism (2o molar teeth only)    
No 12 (41.4%) 56 (98.2%)    
Yes 17 (58.6%) 1 (1.8%)  < 0.001** 79.33 (9.61–655.01) IH
Wearing denture    
No 13 (44.8%) 52 (91.2%)    
Yes 16 (55.2%) 5 (8.8%)  < 0.001** 12.80 (3.96–41.40) IH
  1. Fisher’s Exact *p values < 0.05 and the Bonferroni corrected critical ** p values < 0.017
  2. OR = Odds Ratio; CI = Confidence Interval
  3. n = Number; (%) = Percentage; 1° = Primary; 2o = Secondary; Both = Primary and Secondary