Table 3.

Correlation between ATA level and clinical parameters.

Clinical parameters	All patients (N = 153)		Excluding who had ATA < 7 U/mL and outlier (N = 142)
	Rho	p-value	Rho	p-value
Survival time	− 0.22	0.22	− 0.33	0.06
Disease duration at onset of ILD	− 0.21	0.02*	− 0.19	0.04*
Disease duration at onset of PHT	− 0.48	0.11	− 0.74	0.01*
Disease duration at onset of renal crisis	− 0.07	0.83	− 0.07	0.83
Disease duration at onset of cardiac involvement	− 0.37	0.01*	− 0.50	< 0.001*
Age at onset	0.06	0.48	0.43	0.62
Age at death	0.16	0.35	0.16	0.37
mRSS on the date of ATA test	0.35	< 0.001*	0.36	< 0.001*
mRSS on last follow up	0.30	< 0.001*	0.29	0.002*

*Statistical significant.

ILD interstitial lung disease, PHT pulmonary hypertension, mRSS modified Rodnan skin score.