Table 2.

Correlations between levels of lncRNA‐NEF and ASDAS 1–4, BASDAI, and levels of ESR and CRP in synovial fluid samples

Markers	ESR		CRP		lncRNA‐NEF
	R 2	p value	R 2	p value	R 2	p value
ASDAS 1	0.66	<.01	0.71	<.01	0.62	<.01
ASDAS 2	0.67	<.01	0.70	<.01	0.61	<.01
ASDAS 3	0.67	<.01	0.72	<.01	0.63	<.01
ASDAS 4	0.68	<.01	0.73	<.01	0.62	<.01
BASDAI	0.72	<.01	0.73	<.01	0.66	<.01
ESR	1.00	<.01	0.89	<.01	0.59	<.01
CRP	0.89	<.01	1.00	<.01	0.60	<.01

Abbreviations: ASDAS, Ankylosing Spondylitis Disease Activity Score; CRP, C‐reactive protein; ESR, estrogen receptor; lncRNA, long noncoding RNAs.