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Table 1 Statistics of each item of the REALD-29 PT scale

From: Validity and reliability of the Portuguese version of the rapid estimate of adult literacy in dentistry: REALD-29 PT

Variable Item (Portuguese language) Item (English language) Mean Confidence Interval Variance Skewness Kurtosis
a2 Fumar Smoking 0.971 (0.94–1.00) 0.028 −5.628 29.521
a3 Fio dentário Floss 0.811 (0.74–0.88) 0.153 −1.594 0.533
a4 Escovar Brush 0.903 (0.85–0.96) 0.088 −2.735 5.449
a5 Polpa Pulp 0.854 (0.79–0.92) 0.124 −2.019 2.062
a6 Fluor Fluoride 0.587 (0.50–0.68) 0.242 −0.357 −1.868
a7 Aparelho Braces 0.947 (0.91–0.99) 0.051 −3.992 13.866
a8 Genética Genetics 0.796 (0.72–0.87) 0.162 −1.477 0.176
a9 Restauração Restoration 0.922 (0.87–0.97) 0.072 −3.171 8.013
a10 Bruxismo Bruxism 0.689 (0.61–0.77) 0.214 −0.822 −1.322
a11 Abcesso Abscess 0.563 (0.47–0.65) 0.246 −0.256 −1.930
a12 Extração Extraction 0.830 (0.76–0.90) 0.141 −1.767 1.110
a13 Dentadura Denture 0.801 (0.73–0.87) 0.159 −1.515 0.289
a14 Esmalte Enamel 0.927 (0.88–0.97) 0.068 −3.304 8.869
a15 Dentição Dentition 0.660 (0.58–0.74) 0.224 −0.680 −1.535
a16 Placa Plaque 0.942 (0.90–0.98) 0.055 −3.790 12.303
a17 Gengiva Gengiva 0.820 (0.75–0.89) 0.147 −1.677 0.805
a18 Mal oclusão Maloclusion 0.238 (0.16–0.31) 0.181 1.237 −0.472
a19 Incipiente Incipient 0.510 (0.42–0.60) 0.250 −0.039 −1.994
a20 Caries Caries 0.723 (0.64–0.80) 0.200 −1.003 −0.994
a21 Periodontal Periodontal 0.121 (0.06–0.18) 0.107 2.330 3.409
a22 Selante Sealant 0.709 (0.63–0.79) 0.206 −0.923 −1.147
a23 Hipoplasia Hypoplasia 0.311 (0.23–0.39) 0.214 0.822 −1.322
a24 Halitose Halitosis 0.549 (0.46–0.64) 0.248 −0.196 −1.957
a25 Analgesia Analgesia 0.199 (0.13–0.27) 0.159 1.515 0.289
a26 Celulite Cellulitis 0.704 (0.62–0.79) 0.208 −0.898 −1.193
a27 Fistula Fistula 0.563 (0.47–0.65) 0.246 −0.256 −1.930
a28 Temporo mandibular Temporo mandibular 0.044 (0.01–0.08) 0.042 4.487 18.037
a29 Hiperemia Hyperemia 0.374 (0.29–0.46) 0.234 0.524 −1.722
a30 Apicectomia Apicoectomy 0.141 (0.08–0.20) 0.121 2.076 2.293