Table 2 Association between the number of remaining teeth, including anterior tooth loss, and HRQoL, according to the EQ-5D questionnaire

D1

Mobility

1.1

Number of remaining teeth (mean, SE).

21.72 (0.14)

13.57 (0.28) *

11.04 (1.67) *

1.2

Upper anterior tooth loss (OR, CI 95%)

1

1.41 (1.09–1.82)

1.01 (0.36–2.83)

1.3

Lower anterior tooth loss (OR, CI 95%)

1

1.21 (0.91–1.60)

1.42 (0.56–3.58)

D2

Self-care

2.1

Number of remaining teeth (mean, SE).

20.18 (0.13)

12. 32 (0.66) *

6.43 (1.38) *

2.2

Upper anterior tooth loss (OR, CI 95%)

1

0.85 (0.50–1.43)

0.67 (0.19–2.33)

2.3

Lower anterior tooth loss (OR, CI 95%)

1

1.14 (0.74–1.76)

1.22 (0.44–3.39)

D3

Usual Activities

3.1

Number of remaining teeth (mean, SE).

20.59 (0.14) *

15.04 (0.39) *

7.73 (1.15) *

3.2

Upper anterior tooth loss (OR, CI 95%)

1

1.01 (0.619–1.48)

1.19 (0.47–2.99)

3.3

Lower anterior tooth loss (OR, CI 95%)

1

1.17 (0.78–1.77)

2.35 (1.11–4.94) *

D4

Pain/discomfort

4.1

Number of remaining teeth (mean, SE).

22.02 (0.18)

18.54 (0.19) *

15.68 (0.46) *

4.2

Upper anterior tooth loss (OR, CI 95%)

1

1.12 (0.85–1.47)

0.68 (0.45–1.04)

4.3

Lower anterior tooth loss (OR, CI 95%)

1

1.43 (1.07–1.90)

1.20 (0.82–1.76)

D5

Anxiety/depression

5.1

Number of remaining teeth (mean, SE).

20.55 (0.16)

17.98 (0.26)

18.42 (0.64)

5.2

Upper anterior tooth loss (OR, CI 95%)

1

1.48 (1.10–1.97) *

0.98 (0.57–1.75)

5.3

Lower anterior tooth loss (OR, CI 95%)

1

1.38 (0.98–1.95)

1.13 (0.56–2.27)