Table 4 Mean CPQ _11-14 and CPQ _8-10 scores by global oral health questions (SD)

Self-rated oral health

  Very good

5.7 (6.5)^a

6.8 (7.1)

3.3 (4.2)^a

6.6 (8.2)^a

7.8 (9.1)

4.1 (5.2)^a

  Good

5.7 (5.5)

6.1 (5.5)

4.7 (5.6)

6.8 (7.0)

7.2 (6.8)

5.6 (7.5)

  OK/Poor

8.6 (7.9)

9.0 (8.5)

7.5 (6.0)

10.2 (9.8)

10.7 (10.9)

9.1 (6.8)

  Spearman's rho

0.20 ^c

0.13

0.36 ^c

0.22 ^c

0.15

0.36 ^c

Impact of oral health on quality of life

  Not at all

4.5 (4.9)^b

5.0 (5.4)^b

3.3 (3.5)^b

5.1 (5.9)^b

5.5 (6.3)^b

4.1 (4.7)^b

  A little bit

7.8 (7.0)

9.0 (7.4)

3.8 (2.9)

9.2 (8.5)

10.5 (9.1)

4.7 (3.3)

  Some/A lot

10.7 (8.1)

10.1 (8.5)

11.9 (7.5)

13.5 (11.3)

13.2 (12.3)

14.2 (9.8)

  Spearmans rho

0.34 ^c

0.34 ^c

0.45 ^c

0.40 ^c

0.37 ^c

0.46 ^c