Table 3

Relationship of the measured indicators, latent variables and HFRS incidence in Huludao City, China, 1990 to 2006

Variables

Standardized Regression coefficients

Climate

0.516 = 0.18+0.57 × 0.59

Air pressure (lag 3 months)

-0.465 = -0.90 × 0.516

Air Temperature (lag 3 months)

0.485 = 0.94 × 0.516

Precipitation (lag 3 months)

0.361 = 0.70 × 0.516

Humidity (lag 3 months)

0.475 = 0.92 × 0.516

Virus-carrying index (lag 1 month)

0.59

Guan et al. BMC Infectious Diseases 2009 9:109   doi:10.1186/1471-2334-9-109