Table 3 Comparison of subscales and overall OHIP-14 score among current and nonsmokers. (n = 250)

Psychological disability

136.97

114.03

0.001*

Social disability

130.83

120.17

0.003*

Handicap

129.55

121.45

0.206

Physical disability

141.51

109.49

0.326

Physical pain

137.78

113.22

< 0.001*

Functional limitation

129.93

121.07

0.007*

Psychological discomfort

139.21

111.79

0.317

OHIP-14 total score

141.40

109.60

0.002*