TABLE 1.

Comparison of Characteristics and Response Scores in OSU and UNC Samples

	OSU	UNC	P-value*
Respondents
% male	29	16	.008
% had ortho treatment	24	35	.055
% first child in ortho treatment	82	65	.002
% dental insurance	55	67	.003
% Caucasian	89	92	.377
% single parent	22	15	.151
% recall provider name	83	89	.082
% college degree mother	47	53	.072
% college degree father	49	48	.595
% income above $40K	59	66	.440
Mean # children (SD)	2.6 (1.2)	2.3 (.9)	.015
Mean miles to clinic (SD)	23.7 (22.4)	33.7 (25.8)	.001
Mean age (SD)	45.3 (7.3)	43.9 (5.3)	.046
Satisfaction scores
Process scaled mean (SD)	4.14 (.56)	4.34 (.48)	.001
Psychosocial scaled mean (SD)	3.35 (.64)	3.62 (.66)	.001
Outcome scaled mean (SD)	4.26 (.50)	4.41 (.54)	.020
Overall scaled mean (SD)	3.86 (.45)	4.06 (.41)	.001

^*Significance level was set at .0029 (.05/17) using Bonferroni correction for multiple comparisons.