Table 3.

Correlation matrix for OIDP frequency scores (1–8)

	1	2	3	4	5	6	7	8
1. Eating	1.00
2. Speaking	.54	1.00
3. Cleaning teeth	.51	.44	1.00
4. Sleeping /relaxing	.58	.53	.54	1.00
5. Showing teeth	.42	.45	.46	.56	1.00
6. Emotion	.49	.44	.50	.59	.55	1.00
7. Work	.42	.48	.47	.60	.57	.61	1.00
8 Social contact	.44	.48	.50	.60	.61	.55	.63	1.00