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Table 4 Adjusted logistic regression for occurrence of any decayed teeth (DT > 0) and Poisson regression for number of decayed teeth (DT) (ICDAS3 +)

From: Dental caries among Finnish teenagers participating in physical activity and diet intervention: association with anthropometrics and behavioural factors

 

DT > 0 (n = 150)

DT (n = 150)

 

OR (95%CI)

p-value

IRR (95%CI)

p-value

Group

    

Intervention

Ref

 

Ref

 

Control

1.7 (0.7–3.9)

0.250

1.7 (1.1–2.8)

0.030

Gender

    

Girls

1.0 (0.4–2.6)

0.980

1.0 (0.6–1.7)

0.963

Boys

Ref

 

Ref

 

Household income

    

 ≤ 29,999€

Ref

 

Ref

 

30 000–59 000€

1.1 (0.2–7.7)

0.925

1.0 (0.3–2.9)

0.936

 ≥ 60,000€

1.5 (0.3–8.7)

0.636

1.0 (0.4–2.7)

0.993

Tooth brushing frequency (%)

    

At least twice a day

Ref

 

Ref

 

Less often

1.8 (0.6–4.9)

0.264

2.2 (1.3–3.8)

0.004

Smoking (%)

    

Never

Ref

 

Ref

 

Current or occasional

0.7 (0.1–5.3)

0.770

1.0 (0.3–2.7)

0.939

Use of snuff (%)

    

Never

Ref

 

Ref

 

Current or occasional

0.1 (0.01–1.0)

0.055

0.3 (0.1–0.9)

0.028

Use of sugar sweetened beverages (%)

    

Once a week or less often

0.1 (0.01–0.4)

0.006

0.1 (0.1–0.3)

 < 0.001

2–3 times a week

0.2 (0.02–1.2)

0.070

0.3 (0.2–0.7)

0.004

4–7 times a week

Ref

 

Ref

 

Carbohydrate intake (E%)

1.1 (1.0–1.2)

0.011

1.1 (1.0–1.1)

0.002

Sucrose intake (E%)

0.9 (0.9–1.0)

0.260

1.0 (0.9–1.0)

0.232

Number of decayed teeth at baseline1

1.1 (0.8–1.4)

0.714

1.0 (0.8–1.2)

0.970

Body Mass Index tertiles

    

Lowest (range 14.9–19.6)

0.8 (0.3–2.3)

0.633

1.1 (0.5–2.1)

0.878

Middle (range 19.6–21.2)

0.7 (0.2–2.1)

0.501

0.7 (0.4–1.5)

0.431

Highest (range 21.2–8.7)

Ref

 

Ref

 
  1. Bolded values indicate statistically significant associations (P < 0.05)
  2. 1Initial or decayed lesions in deciduous or permanent teeth