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Table 4 Adjusted odds ratio (OR) and 95% confidence interval (CI) for prevalence of tooth loss

From: Cigarette smoking and tooth loss experience among young adults: a national record linkage study

  

Males

Females

Study variable

Criteria

Adjusted OR (95% CI)

P value

Adjusted OR (95% CI)

P value

Smoking status

Non-

1.00 (Reference)

 

1.00 (Reference)

 
 

Former

1.25 (0.55–2.86)

0.5971

0.52 (0.23–1.18)

0.1197

 

Current

2.21 (1.40–3.50)

0.0007

1.70 (1.13–2.55)

0.0111

Frequency of brushing

≥2 times

1.00 (Reference)

 

1.00 (Reference)

 
 

< 2 times

0.97 (0.64–1.48)

0.8945

1.59 (1.03–2.44)

0.0350

Body mass index

< 25.0

1.00 (Reference)

 

1.00 (Reference)

 
 

≥25.0

1.28 (0.83–1.96)

0.2640

2.00 (1.31–3.04)

0.0013

Alcohol consumption

Never

1.00 (Reference)

 

1.00 (Reference)

 
 

Former

1.05 (0.34–3.30)

0.9287

1.95 (0.75–5.06)

0.1685

 

Current

1.17 (0.77–1.78)

0.4565

1.48 (0.90–2.44)

0.1205

Intake of Vitamin C

≥100 mg

1.00 (Reference)

 

1.00 (Reference)

 
 

< 100 mg

1.01 (0.67–1.53)

0.9559

0.81 (0.59–1.11)

0.1899

Intake of Vitamin E*

≥10/8 mg

1.00 (Reference)

 

1.00 (Reference)

 
 

< 10/8 mg

1.16 (0.77–1.76)

0.4756

1.10 (0.81–1.50)

0.5398

  1. *10 mg for males and 8 mg for females
  2. Adjusting for frequency of brushing, body mass index, alcohol consumption, intake of Vitamin C and E