Table 2.

Results of paired Student’s t tests (two-tailed; degrees of freedom = 4) on the relative densities of ECM protein components in the vocal fold implanted with the acellular scaffold versus those in the control vocal fold (n = 5).

Time after implantation		Collagen I	Collagen III	Elastin	Fibronectin	Hyaluronic acid	GAGs a
3 days	t	−4.92	−4.59	−2.51	−2.76	−2.51	−4.52
	p value	0.007	0.010	0.066	0.051	0.066	0.011
7 days	t	−0.35	−1.88	−0.82	−0.20	−0.20	−1.06
	p value	0.744	0.134	0.458	0.853	0.854	0.350
30 days	t	−1.02	−2.32	−2.53	−2.55	−2.34	−1.13
	p value	0.365	0.081	0.065	0.063	0.080	0.320
90 days	t	−2.41	−1.34	−0.61	−1.90	−0.65	0.27
	p value	0.074	0.252	0.577	0.130	0.552	0.798

^aGAGs = glycosaminoglycans