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Table 1 Description of the study sample

From: Relationship between parental locus of control and caries experience in preschool children – cross-sectional survey

Variable   Mean (SD)
Child's age Years 4.3 (0.5)
  Category N (%)
Child's sex Boys 159 (55.8%)
  Girls 126 (44.2%)
Child's caries experience dmft = 0 146 (51.2%)
  dmft>0 139 (48.8%)
  dt = 0 162 (56.8%)
  dt>0 123 (43.2%)
Parental age <30 years 130 (45.6%)
  31–40 years 141 (49.5%)
  >40 years 11 (3.9%)
  Missing data 3 (1.0%)
Parental marital status Married 235 (82.5%)
  Single/divorced/separated or widowed 50 (17.5%)
Education of the child's mother Primary school or no formal education 18 (6.3%)
  Secondary school 183 (64.2%)
  College or university 78 (27.4%)
  Missing data 6 (2.1%)