Table 2.

OHIP-14 scores in relation to orthodontic treatment type

OHIP-14 daily activity	Fixed	Expander	P-value
	n (%) n=220	n (%) n=179
Functional limitation
Had problems pronouncing word			0.048**
Impact	90 (49.72)	91 (50.20)
No impact	130 (59.63)	88 (40.37)
Felt that the sense of taste worsened			0.271**
Impact	96 (52.17)	88 (47.83)
No impact	124 (57.67)	91 (42.33)
Physical pain
Had painful aching in the mouth			0.003**
Impact	125 (62.50)	75 (37.50)
No impact	95 (47.74)	104 (52.26)
Found it uncomfortable to eat any food
Impact	60 (38.71)	95 (61.29)	<0.01**
No impact	160 (65.57)	84 (34.43)
Psychological discomfort
Had been self-conscious			0.514**
Impact	4 (44.44)	5 (55.56)
No impact	216 (55.38)	174 (44.62)
Felt tense
Impact	–	–	–
No impact	220 (55.14)	179 (44.86)
Physical disability
Had an unsatisfactory diet			0.661*
Impact	2 (40.00)	3 (60.00)
No impact	218 (55.33)	176 (44.67)
Had to interrupt meals			1.000*
Impact	4 (50.00)	4 (50.00)
No impact	216 (55.24)	175 (44.76)
Psychological disability
Found it difficult to relax			0.010*
Impact	8 (100.00)	0 (0)
No impact	212 (54.36)	178 (45.64)
Had been a bit embarrassed			<0.01**
Impact	40 (80.00)	10 (20.00)
No impact	180 (51.58)	169 (48.42)
Social disability
Had been irritable with other people			<0.01**
Impact	80 (67.80)	38 (32.20)
No impact	140 (49.82)	141 (50.18)
Had difficulty doing useful jobs
Impact	–	–	–
No impact	220 (55.14)	179 (44.86)
Handicap
Felt that life in general was less satisfactory			0.230*
Impact	5 (83.33)	1 (16.67)
No impact	215 (54.71)	178 (45.29)
Had been totally unable to function			0.225**
Impact	96 (51.89)	89 (48.11)
No impact	124 (57.94)	90 (42.06)

Notes:

^*Fisher’s exact test was used.

^**Chi-squared test was used.

Abbreviation: OHIP, Oral Health Impact Profile.