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Table 1 Frequency distribution (%) of participants' socio-demographic characteristics dental treatment availability and clinical indicators of private (n = 553) and public (n = 556) school attendees.

From: Evaluation of oral health-related quality of life among Sudanese schoolchildren using Child-OIDP inventory

Socio-demographic characteristics Public schools
%(n)
Private schools % (n) P-Value #
Father's education 19.9 (111) 4.2 (23) < .001
   Low 52.2 (291) 28.6 (158)  
   Medium 26.9 (150) 66.7 (368)  
   High    
Mother's education 23.3 (130) 3.6 (20) < .001
   Low 62.5 (348) 54.7 (302)  
   Medium 13.6 (76) 40.6 (224)  
   High    
Socioeconomic status variable    
   Low 78.8 (434) 49.8 (273) < .001
   Middle 21.2 (118) 50.2 (277)  
History of dentist visit 1.1 (6) 3.3 (18) . <.001
   Follow-up\checkup 32.3 (180) 60 (331)  
   Pain 66.6 (371) 36.8 (203)  
   Never visited    
Dental treatment experience    
   Extraction only 18.3 (102) 32.6 (180) < .001
   Others 5.6 (31) 11.4 (63)  
Professional therapy for toothache sought 18 (100) 38.6 (213) < .001
Locality    
   Khartoum 9 (50) 30.4(168) < .001
   Other 91 (506) 69.6 (385)  
Tooth brushing    
   Regular 89.9(500) 97.3(538) < .001
   Irregular 10.1 (56) 2.7 (15)  
Sugar-sweetened snack intake    
   High consumer 33.8(188) 32 (177) < .001
   Low consumer 66.2 (368) 68 (376)  
Past caries experience    
   DMFT > 0 23.6 (131) 30.2(167) < .001
   DMFT = 0 76.4 (425) 69.8 (386)  
Active caries (permanent and deciduous dentition) 30.6 (170) 34.7(192) 0.141
   Present 69.4 (386) 65.3 (361)  
   Not present    
Fluorosis    
   Present 15.8(88) 8 (44) < .001
   Not present 84.2 (468) 92 (509)  
Dental trauma    
   present 1.8(10) 2.7 (15) 0.305
   Not present 98.2 (546) 97.3 (538)  
  1. # P value for Chi-Square test to compare proportions of socio-demographic characteristics between the two school sectors.