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Table 2 Spatial and temporal cluster of HIV /AIDS by drug use or heterosexual contact transmission routes in Ruili, 1989–2016

From: Spatiotemporal clusters of HIV/AIDS infections caused by drug use and heterosexual contact in Ruili city, China 1989–2016

Transmission route

Potential clusters

Latitude

Longitude

Radius (km)

Time interval

Total locations

Log likelihood ratio

Relative risk

P value

Drug use

Cluster 1

23.894737

97.734959

17.05

1989–1990

13

196.21

5.67

< 0.01

Heterosexuality

Cluster 1

23.966129

97.834522

12.85

2004–2014

12

656.49

5.55

< 0.01