Table 1

Mean total scores and mean item scores of the total OHIP-NL and of its seven domains (the number of constituent questions is given between parentheses)


Mean total score
SD
Mean item score
SD

Total OHIP-NL (49)
44.1
40.2
0.9
0.8
Functional limitation (9)
10.6
7.8
1.2
0.9
Physical discomfort (9)
9.2
8.1
1.0
0.9
Psychological discomfort (5)
6.6
5.9
1.3
1.2
Physical disability (9)
7.2
8.5
0.8
1.0
Psychological disability (6)
4.8
6.1
0.8
1.0
Social disability (5)
2.6
4.9
0.5
1.0
Handicap (6)
3.2
5.4
0.5
0.9

van der Meulen et al. BMC Oral Health 2008 8:11   doi:10.1186/1472-6831-8-11