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Table 1 Results of serology for B. henselae in patients with Henoch-Schonlein purpura, and in a control group

From: Bartonella seropositivity in children with Henoch-Schonlein purpura

 

n

Titer < 1:64

Titer 1:64 – 1: 128

Titer ≥ 1: 256

Total seropositives

Current HSP

6

3 (50%)

2 (33%)

1 (17%)

3 (50%)

Remote HSP

22

8 (36%)

10 (45%)

4 (18%)

14 (63%)

HSP ≤ 12 months earlier

11

6 (54%)

2 (18%)

3 (27%)

5 (45%)

HSP > 12 months earlier

17

5 (29%)

10 (59%)

2 (12%)

12 (71%)

All HSP

28

11 (39%)

12 (43%)

5 (18%)

17 (61%)

Controls

28

22 (79%)

6 (21%)

0

6 (21%)