Table 5. Mean ± SD Values for the Weight Loss % in the Different Investigated NFs at Different Time Intervals^a.

group/time	7 days	14 days	21 days
PCL NF	4.79 ± 2.53bB	6.58 ± 2.58bAB	12.19 ± 2.45bA
PCL–PG11 NF	12.25 ± 5.27abA	17.05 ± 0.80aA	18.82 ± 4.49abA
PCL–PG18 NF	14.65 ± 3.18aA	20.59 ± 4.81aA	22.42 ± 2.3aA

^aDifferent small letters indicate a significant difference within the same column for every time point. Different capital letters indicate a significant difference within the same row for every material type (P < 0.05).