TABLE 2. Number and percent distribution of both RMGI and GIc-ART restorations at baseline, 6, 12 and 24-month-recall according to USPHS criteria.

Anatomic Form	RMGI		GIC
	One surface	Two surfaces	One surface	Two surfaces
Baseline A	31 (100%)	21 (100%)	17 (77.3%)	13 (76.5%)
B			5 (22.7%)	4 (23.5%)
6-Month A	29 (93.5%)	16 (76.2%)	11 (50%)	10 (58.8%)
B	2 (6.5%)	5 (23.8%)	10 (45.5%)	4 (23.5%)
C			1 (4.5%)	3 (17.6%)
12-Month A	29 (93.5%)	11 (52.4%)	10 (47.6%)	5 (29.4%)
B	2 (6.5%)	10 (47.6%)	8 (38.1%)	6 (35.3%)
C			3 (14.3%)	4 (23.5%)
D				2 (11.8%)
24-Month A	29 (93.5%)	10 (47.6%)	10 (47.6%)	5 (29.4%)
B	2 (6.5%)	10 (47.6%)	8 (38.1%)	3 (17.6%)
C		1 (4.8%)	3 (14.3%)	4 (23.5%)
D				5 (29.4%)
Marginal Discoloration	RMGI		GIC
	One surface	Two surfaces	One surface	Two surfaces
Baseline A	31 (100%)	21 (100%)	22 (100%)	17 (100%)
6-Month A	29 (93.5%)	14 (66.7%)	21 (95.5%)	14 (82.4%)
B	2 (6.5%)	7 (33.3%)	1 (4.5%)	3 (17.6%)
12-Month A	27 (87.1%)	14 (66.7%)	18 (85.7%)	6 (35.3%)
B	4 (12.9%)	7 (33.3%)	1 (4.8%)	7 (41.2%)
C			2 (9.5%)	2 (11.8%)
D				2 (11.8%)
24-Month A	27 (87.1%)	12 (57.1%)	17 (81%)	5 (29.4%)
B	4 (12.9%)	8 (38.1%)	1 (4.8%)	5 (29.4%)
C		1 (4.8%)	3 (14.3%)	1 (5.9%)
D				6 (35.3%)
Marginal Adaptation	RMGI		GIC
	One surface	Two surfaces	One surface	Two surfaces
Baseline A	31 (100%)	21 (100%)	22 (100%)	17 (100%)
6-Month A	29 (93.5%)	14 (66.7%)	18 (81.8%)	14 (82.4%)
B	2 (6.5%)	7 (33.3%)	4 (18.2%)	1 (5.9%)
C
12-Month A	29 (93.5%)	11 (52.4%)	16 (76.2%)	6 (35.3%)
B	2 (6.5%)	10 (47.6%)	4 (19%)	5 (29.4%)
C			1 (4.8%)	4 (23.5%)
D				2 (11.8%)
24-Month A	29 (93.5%)	10 (47.6%)	16 (76.2%)	5 (29.4%)
B	2 (6.5%)	10 (47.6%)	2 (9.5%)	3 (17.6%)
C		1 (4.8%)	3 (14.3%)	3 (17.6%)
D				6 (35.3%)

A= alpha, B= bravo, C= charlie, D= delta (p<0.05).