Table 3 Comparison of the proportions of patients with different numbers of AAbs between groups.

From: High titers of antinuclear antibody and the presence of multiple autoantibodies are highly suggestive of systemic lupus erythematosus

The number of positive-AAbs in ANAs

SLE group (n = 148)

Non-SLE rheumatic diseases group (n = 317)

Nephropathy group (n = 99)

Hematological diseases group (n = 210)

Other diseases group (n = 523)

0, n (%)

9 (6.08)

182 (57.41)

94 (94.95)

180 (85.71)

467 (89.29)

0.5, n (%)

0

0

0

0

1 (0.19)

≥ 1, n (%)

139 (93.92*)

135 (42.59*)

5 (5.05)

30 (14.29)

55 (10.52)

≥ 2, n (%)

114 (77.03*)

47 (14.83*)

0

5 (2.38)

6 (1.15)

≥ 3, n (%)

75 (50.68)

8 (2.52)

0

0

0

≥ 4, n (%)

48 (32.43)

4 (1.26)

0

0

0

  1. 0.5: weak positive.
  2. *p < 0.01, compared with Nephropathy group, Hematological diseases group, and Other diseases group p < 0.01, compared with Non-SLE rheumatic diseases group.
  3. AAbs auto-antibodies, ANAs antinuclear antibodies, SLE systemic lupus erythematosus.