Plasm YKL-40 Levels Are Associated with Hypertension in Patients with Obstructive Sleep Apnea

Table 2

Correlations between YKL-40 and parameters of OSA and hypertension. : correlation is significant at the 0.05 level (2-tailed). : correlation is significant at the 0.01 level (2-tailed).

			SBP	DBP	YKL40	AHI	LOS	CIMT	BMI
Spearman’s rho	SBP	correlation coefficient	1.000	.752	.276	.130	-.157	.116	.249
		Sig.(2-tailed)	.	.000	.000	.105	.049	.147	.002
	DBP	correlation coefficient	.752	1.000	.257	.264	-.236	.123	.314
		Sig.(2-tailed)	.000	.	.001	.001	.003	.126	.000
	YKL40	correlation coefficient	.276	.257	1.000	.385	-.383	.283	.264
		Sig.(2-tailed)	.000	.001	.	.000	.000	.000	.001
	AHI	correlation coefficient	.130	.264	.385	1.000	-.875	.358	.514
		Sig.(2-tailed)	.105	.001	.000	.	.000	.000	.000
	LOS	correlation coefficient	-.157	-.236	-.383	-.875	1.000	-.313	-.564
		Sig.(2-tailed)	.049	.003	.000	.000	.	.000	.000
	CIMT	correlation coefficient	.116	.123	.283	.358	-.313	1.000	.225
		Sig.(2-tailed)	.147	.126	.000	.000	.000	.	.005
	BMI	correlation coefficient	.249	.314	.264	.514	-.564	.225	1.000
		Sig.(2-tailed)	.002	.000	.001	.000	.000	.005	.