Table 7: Population average GEE results for the effect of the CAT system on acceptability and visibility.

CAT system	Acceptability			Attractiveness
	Odds Ratio	p-value	95% CI	Odds Ratio	p-value	95% CI
ClearCorrectTM aligner	13.45	<0.001	7.81, 23.19	34.13	<0.001	30.85, 37.41
MODERN CLEAR system	23.55	<0.001	12.23, 45.35	37.38	<0.001	34.16, 40.60
Ortho Aligner	22.85	<0.001	12.03, 43.39	37.59	<0.001	34.38, 40.81
Ideal Smile® ALIGNER	18.86	<0.001	10.31, 34.52	38.37	<0.001	35.01, 41.74
Orthocaps® SLP 800	reference			reference
Orthocaps® DLP 460	20.66	<0.001	11.10, 38.46	34.00	<0.001	30.76, 37.24
Orthocaps® DLP 580	6.37	<0.001	4.10, 9.92	28.26	<0.001	25.37, 31.15