. Author manuscript; available in PMC: 2020 Oct 1.

Published in final edited form as: J Arthroplasty. 2019 Jul 24;34(10):2210–2215. doi: 10.1016/j.arth.2019.07.022

Table 3.

Correlation Between Demographic Variables and Cartilage Thickness at the Distal Medial, Distal Lateral, Posterior Medial, and Posterior Lateral Points of the Knee.

	Correlation With Cartilage Thickness Depending on Location (P Value)
	Distal Medial Cartilage Thickness	Distal Lateral Cartilage Thickness	Posterior Medial Cartilage Thickness	Posterior Lateral Cartilage Thickness
Sex	0.55 (P < .0001)	0.24 (P < .0001)	0.21 (P < .0001)	0.30 (P < .0001)
Age	−0.086 (P < .0001)	−0.028 (P = .083)	0.018 (P = .25)	0.013 (P = .41)
BMI	0.091 (P < .0001)	0.067 (P < .0001)	0.14 (P < .0001)	0.090 (P < .0001)

Spearman correlation used for dichotomous variables; Pearson correlation used for continuous variables. BMI, body mass index.