From: Epidemiology and evolution of Middle East respiratory syndrome coronavirus, 2012–2020
Predictors | Univariable | Multivariable | ||||
---|---|---|---|---|---|---|
Hazard ratio | 95% CI | P-value | Hazard ratio | 95% CI | P-value | |
Population density(10/km2) | 1.00 | 0.99–1.00 | 0.44 | |||
Camel density (10/km2) | 1.74 | 1.35–2.23 | < 0.001 | |||
Elevation (km) | 0.99 | 0.66–1.46 | 0.94 | 2.40 | 1.47–3.91 | < 0.001 |
Meteorological variable | ||||||
BIO1 | 1.58 | 1.48–1.68 | < 0.001 | 1.38 | 1.25–1.52 | < 0.001 |
BIO2 | 1.97 | 1.74–2.23 | < 0.001 | 1.28 | 1.12–1.46 | < 0.001 |
BIO3 | 1.04 | 1.01–1.07 | 0.012 | |||
BIO4 | 1.003 | 1.002–1.005 | < 0.001 | |||
BIO5 | 1.36 | 1.30–1.43 | < 0.001 | |||
BIO12 | 0.78 | 0.74–0.83 | < 0.001 | |||
Percentages of land cover (10%) | ||||||
Cropland | 0.27 | 0.14–0.49 | < 0.001 | 0.51 | 0.27–0.95 | 0.034 |
Shrubland | 0.20 | 0.07–0.58 | 0.003 | |||
Bare land | 1.49 | 1.39–1.59 | < 0.001 | 1.13 | 1.03–1.25 | 0.014 |
Intersect with railway | 3.76 | 2.35–6.01 | < 0.001 | 2.33 | 1.37–3.97 | 0.002 |
Intersect with main road | 59.53 | 8.27–428.25 | < 0.001 | 15.45 | 2.11–113.26 | 0.007 |
Number of hospitals (10) | 1.28 | 1.15–1.37 | < 0.001 | 1.19 | 1.04–1.44 | 0.010 |