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Table 4 Association between dietary items and sleep tooth grinding with severity of tooth wear. Ordinal Multiple-variable logistic regression analysis

From: Association of dietary habits and parental-reported sleep tooth grinding with tooth wear in children with mixed dentition

Dependent variables of the models
(Tooth wear)
Independent Variables Included in the Model OR p value CI Influence of the Model on Tooth Wear Ordinal OR p value CI R2
Occlusal 16 Fruits and vegetables 1.67 0.003 1.18 - 2.35 1 vs 0a 2.96 NS 0.91 – 5.01 0.093
Sweets and chocolates 0.73 0.04 0.54 – 0.99 2 vs 0a 6.54 S 3.67 - 9.41
Occlusal 36 Fruits and vegetables 1.43 0.02 1.06 – 1.92 1 vs 0a 3.06 S 1.30-4.83 0.06
2 vs 0a 6.52 S 3.85-9.17
Occlusal 64 Age 1.48 0.02 1.05 – 2.07 1 vs 0b 5.87 S 2.00-9.73 0.08
Fruits and vegetables 1.38 0.02 1.03-1.85 2 vs 0b 8.17 S 4.08-12.26
3 vs 0b 9.18 S 4.91-13.14
Incisal 53 Age 1.54 0.006 1.13- 2.09 1 vs 0b 3.62 NS 0.77-6.46 0.04
2 vs 0b 5.31 S 2.31- 8.31
3 vs 0b 7.39 S 4.12- 10.66
Occlusal 75 Milk products 0.53 0.03 0.30-0.94 1 vs 0a −1.92 NS −5.46 - 1.61 0.094
Alcohol 4.30 0.003 1.64- 11.26 2 vs 0a 6.54 NS −2.67- 4.62
Non-incisal 11 Sweets and chocolates 0.46 0.02 0.24-0.89 1 vs 0a 0.34 NS −0.95-1.64 0.12
Non-occlusal 54 Age 2.21 0.002 1.32- 3.68 1 vs 0a 9.49 S 4.11-14.86 0.16
2 vs 0a 11.12 S 5.49-16.75
Non-incisal 63 Age 2.43 0.001 1.43- 4.12 1 vs 0a 10.22 S 4.70- 15.74 0.16
2 vs 0a 11.63 S 5.90- 17.37
No-occlusal 85 Age 2.29 0.003 1.33-3.97 1 vs 0a 9.87 S 4.13- 15.61 0.19
Non-incisal 83 Age 2.63 0.006 1.32- 5.23 1 vs 0a 11.69 S 4.27 – 19.11 0.21
2 vs 0a 12.81 S 2.18 -20.44
  1. a0 = No wear; 1 = Wear within the enamel; 2 = Wear with dentine exposure
  2. b0 = no wear; 1 = visible wear within the enamel; 2 = visible wear with dentin exposure and loss of clinical crown height of ≤1⁄3; 3 = loss of crown height > 1⁄3 but <2⁄3; and 4 = loss of crown height ≥ 2⁄3