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Table 3 Estimated Hazard Risks of 3- and 30-day mortality for MERS-CoV patients

From: The predictors of 3- and 30-day mortality in 660 MERS-CoV patients

  3-day mortality 91(13.8%) 30-day mortality 187(28.3%)
  P HR 95% CI P aHR 95% CI P HR 95% CI P aHR 95% CI
Elderly 0.001* 2.4 1.55 3.57 0.041* 1.7 1.02 2.71 0.001* 2.5 1.86 3.33 0.003* 1.7 1.18 2.31
Male gender 0.530 1.2 0.73 1.82 0.802 1.1 0.65 1.74 0.166 1.3 0.91 1.73 0.639 1.1 0.77 1.53
Saudi nationality 0.112 1.5 0.91 2.46 0.068 0.6 0.29 1.05 0.001* 2.5 1.66 3.66 0.168 0.7 0.44 1.15
Symptomatic 0.093 5.4 0.76 38.92 0.861 1.2 0.13 11.08 0.011* 12.6 1.77 90.14 0.281 3.1 0.40 24.07
Non-healthcare worker 0.002* 8.8 2.17 35.71 0.009* 8.8 1.73 44.62 0.001* 20.7 5.15 83.44 0.001* 19.2 4.37 84.68
Pre-existing illness 0.001* 3.0 1.61 5.44 0.256 1.5 0.76 2.77 0.001* 4.7 2.89 7.52 0.005* 2.1 1.25 3.39
Severity of illness 0.001* 8.9 4.94 16.04 0.001* 6.5 3.46 12.28 0.001* 4.7 3.43 6.55 0.001* 3.7 2.60 5.21
Source of infections
 Camels 0.023* 0.6 0.35 0.93 0.534 0.9 0.52 1.41 0.006* 0.6 0.47 0.88 0.725 0.9 0.67 1.32
 Hospital-acquired infections 0.364 1.3 0.74 2.24 0.001* 2.8 1.49 5.22 0.255 0.8 0.49 1.21 0.001* 2.9 1.74 4.88
 Household contact 0.042* 0.1 0.02 0.93 0.393 0.4 0.05 3.17 0.002* 0.1 0.03 0.43 0.096 0.3 0.07 1.24
Regions of Saudi Arabia
 Central 0.577 1.2 0.62 2.36 0.647 0.8 0.36 1.88 0.157 1.4 0.87 2.34 0.906 1.0 0.51 1.83
 East 0.688 1.2 0.53 2.66 0.456 0.7 0.26 1.85 0.206 1.5 0.81 2.62 0.963 1.0 0.47 2.06
 South 0.624 1.3 0.49 3.35 0.696 1.2 0.43 3.59 0.279 1.5 0.73 2.96 0.226 1.7 0.73 3.76
  1. *Significant at α = 0.05. HR unadjusted estimates of hazard ratios, aHR adjusted estimates of hazard ratios