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Table 5 Associations between restorative treatment decisions for the occlusal carious lesion and selected variables among Russian dentists and dental students

From: Restorative treatment decisions for carious lesions: Do Russian dentists and dental students apply minimal intervention dentistry?

Sample

Independent variable

Intervening at enamel level AND using traditional cavity preparation

Intervening at enamel level and using minimally invasive cavity preparation OR Intervening at dentin level and using traditional preparation

OR (95% CI)a

p value

OR (95% CI)a

p value

Both dentists and dental students (n = 247)

Study group

 Dental therapist

Reference

 

Reference

 

 General dental practitioner

1.01 (0.36–2.86)

0.978

1.30 (0.67–2.55)

0.436

 Dental student

0.55 (0.18–1.63)

0.278

0.78 (0.41–1.49)

0.454

Only dental students (n = 76)

Sex

 

0.317

 

0.642

 Female

Reference

 

Reference

 

 Male

2.70 (0.39–18.93)

 

1.35 (0.38–4.78)

 

Only dentists (n = 171)

Sex

 

0.450

 

0.585

 Female

Reference

 

Reference

 

 Male

1.60 (0.47–5.42)

 

1.27 (0.54–2.96)

 

Region of work

 

0.465

 

0.068

 Arkhangelsk

Reference

 

Reference

 

 Other

1.48 (0.52–4.25)

 

1.91 (0.95–3.81)

 

Place of dental school graduation

 

0.766

 

0.234

 Arkhangelsk

Reference

 

Reference

 

 Other

0.71 (0.08–6.76)

 

2.05 (0.63–6.70)

 

Dental practice type

 Public

Reference

 

Reference

 

 Private

0.94 (0.27–3.28)

0.926

0.66 (0.31–1.41)

0.279

 Both public and private

1.38 (0.40–4.70)

0.612

0.47 (0.20–1.10)

0.083

Working experience, years

 

0.450

 

0.010

 Less than 15

Reference

 

Reference

 

15 and more

1.60 (0.47–5.42)

 

2.86 (1.28–6.39)

 

Working in urban or rural area

 

0.757

 

0.161

 Urban

Reference

 

Reference

 

 Rural

1.47 (0.13–17.18)

 

3.07 (0.64–14.76)

 
  1. aUnadjusted odds ratios (OR) with 95% confidence intervals (95% CI) from multinomial logistic regression; the reference category of dependent variable is “Intervening at dentin level and using minimally invasive cavity preparation”