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Table 3 The secondary rate of SFTS with different exposures with the index patient

From: Epidemiological and etiological investigation of a rare family cluster caused by severe fever with thrombocytopenia syndrome in Anhui Province in 2023

Variables

The secondary rate of SFTS

P-Value

Relative risk

95% CI

Exposed

Unexposed

Onset

Total

%

Onset

Total

%

Direct blood contact with the index patient

14

25

56.0

3

19

15.8

0.007

6.778

1.570-29.354

Exposure to the blood of corpse

16

31

51.6

1

13

7.7

0.006

12.800

1.479-110.789

No standard protection

17

34

50.0

0

10

0

0.004

-

-