Material

Adhesive Layer

Mean (%)

SD

Rank

P-value

ExciTE (group A)

one layer (A1)

34.9

2.5

A

0.003^*

two layers (A2)

25

2.4

B

Nano-Bond (group B)

one layer (B1)

16.7

1

C

two layers (B2)

7.9

1.1

D