Table 2 Relative risk between different transmission routes among SFTS clusters
Transmission route | Exposed population (n) | Secondary patients (n) | SAR (%) | RR (95% CI) | χ2 | P |
|---|---|---|---|---|---|---|
Blood contact | 77 | 39 | 50.6 | 16.61 (10.23–26.97) | 210.97 | < 0.05 |
Non-blood contact | 656 | 20 | 3.0 | – | ||
Subtotal | 733 | 59 | 8.0 | |||
Contact of the bleeding corpse | 33 | 22 | 66.7 | 1.93 (1.11–3.37) | 6.40 | < 0.05 |
Contact of the living patients’ blood, bloody fluids or secretion | 29 | 10 | 34.5 | – | ||
Subtotal | 62 | 32 | 51.6 |