Chinese SLE Treatment and Research Group Registry: III. Association of Autoantibodies with Clinical Manifestations in Chinese Patients with Systemic Lupus Erythematosus

Table 1

The baseline characteristics of 2104 SLE patients from CSTAR cohort study.

		%
Female	1914	91.0
Male	190	9.0
Age at onset (years)	29.2 ± 12.1 (range 1.4~68.9)
Age at diagnosis (years)	30.3 ± 12.3 (range 4~77)
Age at entry (years)	32.7 ± 12.7 (range 5~78)
Disease duration (months)	41.9 ± 58.8 (range 1~468)
SLE disease activity index at entry
0~4	532	25.3
5~9	587	27.9
10~14	591	28.1
>14	394	18.7