Material | Apical | Middle | Cervical | Crown | P-value |
---|---|---|---|---|---|
Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | (sites) | |
AH-s | 1.4(0.4) N=8xa | 2.0(0.8) N=10xa | 3.5(0.7) N=10xb | 3.4(0.4) N=3xb | P<0.001 |
AH-ns | 1.7(0.6) N=8xa | 1.9(0.4) N=8xa | 3.0(0.5) N=9xb | 5.7(0.5) N=3xb | P<0.001 |
ER-s | 0.2(0.1) N=7ya | 0.2(0.1) N=7ya | 0.4(0.1) N=8yb | 0.7(0.2) N=2yc | P<0.001 |
ER-ns | 0.4(0.1) N=7ya | 0.5(0.4) N=8ya | 0.1(0.4) N=8yb | 0.9(0.1) N=3yb | P=0.005 |
RS-s | 0.5(0.1) N=9y | 0.8(0.1) N=8x | 1.0(0.6) N=9y | 1.2(0.1) N=3y | P=0.360 |
RS-ns | 0.8(0.1) N=9ya | 1.0(0.3) N=8xa | 1.7(0.5) N=9yb | 2.6(0.4) N=3yc | P<0.001 |
MTAF-s | 0.2(0.1) N=7ya | 0.4(0.1) N=7ya | 1.1(0.3) N=7yb | 0.9(0.1) N=2yb | P<0.001 |
MTAF-ns | 0.3(0.1) N=8ya | 0.5(0.1) N=9yb | 1.0(0.3) N=8yc | 1.1(0.2) N=3yc | P<0.001 |
Comp-s | 3.1(0.5) N=9za | 4.8(1.3) N=9za | 9.6(2.1) N=10zb | 11.7(1.2) N=3zb | P<0.001 |
Comp-ns | 3.4(0.9) N=9za | 5.5(0.8) N=9zb | 10.8(1.9) N=10zc | 0.7(1.5) N=3zd | P<0.001 |
P-values (material groups) | P<0.001 | P<0.001 | P<0.001 | Â | Â |