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Table 3 Multivariate analysis of parameters associated with 30-day mortality

From: The association between serum magnesium levels and community-acquired pneumonia 30-day mortality

Variables       Bootstrap for variable in equation
   Coeff. P Adjusted 95% C.I.for OR Bias Std. P 95% CI of B
   B value OR Lower Upper   Error value Lower Upper
Albumin (g/dl) > 3   0.00         
2–3 1.13 0.00 3.10 2.24 4.29 −0.03 0.18 0.010 0.83 1.53
< 2 2.59 0.00 13.32 9.31 19.05 0.03 0.19 0.010 2.22 3.01
BUN (mg/dl) ≤20   0.00         
20–39 0.57 0.00 1.77 1.37 2.29 0.02 0.14 0.010 0.28 0.92
40–59 1.05 0.00 2.86 2.09 3.92 0.03 0.15 0.010 0.79 1.36
≥60 1.28 0.00 3.61 2.49 5.24 0.01 0.20 0.010 0.97 1.72
Age (years) ≥75 0.93 0.00 2.53 1.98 3.22 −0.00 0.11 0.010 0.60 1.18
Magnesium (mg/dl) ≥2/≤1.35 0.63 0.00 1.87 1.42 2.48 −0.01 0.11 0.010 0.27 0.91
Inoraganic phosphorous (mg/dl) ≥4.5 0.83 0.00 2.29 1.77 2.96 0.00 0.11 0.010 0.58 1.18
  1. Abbreviations: OR odds ratio, CI confidence interval, BUN blood urea nitrogen