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Table 3 Associations between root ICDAS caries lesions, root ICDAS active caries lesions and individual factors

From: Association between root/coronal caries and individual factors in institutionalised elderly using ICDAS severity and activity

  Presence of ≥ 1 root caries lesions Presence of ≥ 1 active root caries lesions
Crude model Adjusted model Crude model Adjusted model
OR [95%CI] OR [95%CI] OR [95%CI] OR [95%CI]
Sex*
 Female 1 [Reference] 1 [Reference] 1 [Reference] 1 [Reference]
 Male 1.62 [0.90–2.90] 1.95 [1.05–3.61] 1.37 [0.76–2.46] 1.44 [0.80–2.60]
Age* (years)
  < 65 1 [Reference] 1 [Reference] 1 [Reference] 1 [Reference]
  ≥ 65 0.83 [0.31–2.23] 0.83 [0.31–2.22] 0.70 [0.29–2.14] 0.81 [0.31–2.11]
Caries risk classification
 Low 1 [Reference] 1 [Reference] 1 [Reference] 1 [Reference]
 High 0.72 [0.41–1.27] 0.81 [0.45–1.45] 0.73 [0.41–1.30] 0.82 [0.47–1.44]
Presence of thick plaque
 No 1 [Reference] 1 [Reference] 1 [Reference] 1 [Reference]
 Si 1.22 [0.69–2.15] 1.43 [0.77–2.64] 1.09 [0.61–1.95] 1.20 [0.66–2.1]
Partial denture wear**
 No 1 [Reference] 1 [Reference] 1 [Reference] 1 [Reference]
 Yes 1.31 [0.71–2.40] 1.29 [0.67–2.48] 1.21 [0.65–2.32] 1.26 [0.66–2.40]
Presence of coronal caries lesions
 No 1 [Reference] 1 [Reference] NI NI
 Yes 2.13 [1.20–3.78] 2.41 [1.33–4.39] NI NI
Presence of active coronal caries lesions
 No NI NI 1 [Reference] 1 [Reference]
 Yes NI NI 1.64 [0.92–2.91] 1.70 [0.95–3.04]
Number of teeth in the mouth
  ≤ 6 1 [Reference] 1 [Reference] 1 [Reference] 1 [Reference]
 7–14 1.47 [0.76–2.81] 0.82 [0.37–1.80] 1.57 [0.81–3.00] 1.04 [0.49–2.24]
  > 14 0.68 [0.36–1.29] 0.30 [0.13–0.70] 0.92 [0.48–1.78] 0.58 [0.26–1.28]
Exposed root surfaces
  ≤ 8 1 [Reference] 1 [Reference] 1 [Reference] 1 [Reference]
 9–21 3.83 [1.92–7.65] 4.04 [1.88–8.66] 2.95 [1.47–5.89] 2.82 [1.36–5.85]
  ≥ 22 2.65 [1.38–5.07] 3.51 [1.56–7.90] 2.32 [1.20–4.48] 2.39 [1.10–5.21]
  1. * χ2 test; ** Fisher test. Data established based on subjects that wear partial denture (n = 69). NI not included