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Table 3 Logistic regression for the association between adolescents’ social and clinical characteristics and OIDP, odds ratios (OR) ad 95% confidence interval (CI)

From: Oral impacts on daily performances and its socio-demographic and clinical distribution: a cross-sectional study of adolescents living in Maasai population areas, Tanzania

Variable Step 1 OR (95% CI) Step 2 OR (95% CI)
District of residence
 Monduli 1 1
 Longido 0.3 (0.2–0.4)b 0.4 (0.3–0.7)b
Age
 12–14 years 1 1
 15–17 years 1.4 (1.0–2.1) 1.2 (0.9–1.8)
Ethnicity
 Maasai 1 1
 Non-Maasai 1.7 (1.1–2.7)b 1.6 (1.1–2.3)b
Wealth index
 Poorest 1 1
 Least poor 2.0 (1.4–3.0)b 2.0 (1.2–3.3)b
Oral hygiene status
 Poor   1
 Good   0.7 (0.5–0.9)b
DMFT
 DMFT = 0   1
 DMFT > 0   3.1 (2.1–4.5)b
Dental fluorosis
 TF 0–4   1
 TF 5–9   1.5 (0.9–2.4)
TMD pain
 2Q/TMDa = 0   1
 2Q/TMD > 0   3.9 (2.4–6.2)b
  1. Step 1: model fit Nagelkerke’s R2 = 0.103, Model Chi-Square = 55.407, df = 4, p < 0.001
  2. Step 2: model fit Nagelkerke’s R2 = 0.199, model Chi-square = 110.178, df = 8, p < 0.001
  3. a2Q/TMD Two epidemiological questions regarding TMD pain
  4. bStatistically significant