Journal of Experimental Orthopaedics

Table 4 Spearman’s Correlations Between Baseline Patient-Rated Outcomes and Longitudinal Biomarker Changes in Adolescents ^a

From: Differences in biomarkers of cartilage matrix turnover and their changes over 2 years in adolescent and adult volleyball athletes

		IKDC	SF-36 PCS
CILP	r	0.307	−0.212
CILP	P-value	0.388	0.556
COMP	r	−0.587	0.127
COMP	P-value	0.074	0.726
sC2C	r	−0.498	−0.236
sC2C	P-value	0.143	0.511
CPII	r	−0.662	−0.248
CPII	P-value	0.037*	0.489
C2C-HUSA	r	−0.027	0.248
C2C-HUSA	P-value	0.940	0.489
CTX-II	r	−0.464	−0.018
CTX-II	P-value	0.176	0.960

*Statistically significant difference (P < 0.05)
^a N = 10 for all correlation analyses due to one adolescent male and five adolescent females missing baseline serum samples, and one adolescent male missing a follow-up serum sample

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