. Author manuscript; available in PMC: 2020 Sep 9.

Published in final edited form as: ACS Appl Mater Interfaces. 2017 Jan 12;9(3):2169–2180. doi: 10.1021/acsami.6b15009

Table 3.

Scaffold characterization^*

Samples	Porosity (%)	Pore size (μm)	Tensile strength (MPa)		Initial modulus (MPa)		Strain at peak stress (%)		Instant recovery (%)
Samples	Porosity (%)	Pore size (μm)	Dry state	Wet state	Dry state	Wet state	Dry state	Wet state	Instant recovery (%)
PU-PVCL_6K	90±2	58±34	2.13±0.20^a	2.50±0.36^a	3.14±0.52^a	3.47±0.24^a	219±24^a	250±13^a	100±1
PU-PEG_1K-PVCL_6K	93±2	54±26	1.08±0.16^b	0.31±0.03^b	1.91±0.13^b	0.60±0.14^b	253±13^a	209±36^a	100±1
PU-PEG_2K-PVCL_6K	94±3	64±39	0.42±0.05^c	0.07±0.01^c	1.19±0.33^c	0.19±0.08^c	82±25^b	91±32^b	98±1

^{*a, b, and c}

denote significantly difference for each group and each characteristic.