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Table 1 Descriptive analyses: demographic and clinical characteristics of the sample - field study (n = 1643)

From: Psychometric properties of the Brazilian version of the Early Childhood Oral Health Impact Scale (B-ECOHIS)

Demographic characteristics Frequency
  n %
Parents/Caregivers characteristics   
Age (years)   
   18 - 33 860 52.3
   34 - 71 783 47.7
Relationship to children   
   Mother 1414 86.1
   Father 180 10.9
   Other (brother/sister, grandmother/grandfather, aunt/uncle, caregiver) 49 3.0
Level of schooling   
   > 8 years 1070 65.1
   ≤ 8 years 573 34.9
Social Vulnerability Index (SVI) (residence)   
   Less vulnerable (classes III, IV, V) 900 54.8
   More vulnerable (classes I, II) 743 45.2
Family income level   
   > 5 times the minimum salary 475 28.9
   ≤ 5 times the minimum salary 1168 71.1
Child characteristics*   
Gender   
   Boys 843 51.3
   Girls 800 48.7
Child's position   
   Only child 485 29.5
   Youngest child 694 42.2
   Other 464 28.3
Type of preschool   
   Private 521 31.7
   Public 1122 68.3
Child's clinical disease status   
Decayed, missing and filled teeth   
   None 879 53.5
   One or more 764 46.5
Decayed teeth   
   None 879 53.5
   1-3 409 24.9
   ≥ 4 355 21.6
Discolored upper anterior teeth   
   None 1364 83.0
   One or more 219 17.0
  1. *Child age (months): mean = 65.4, SD = 3.7; range = 11