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Table 2 BMI and blood test data of patients

From: Survival and predictive factors in dialysis patients with COVID-19 in Japan: a nationwide cohort study

  Recovered Died p value
BMI (kg/m2)
 n 197 100 0.01a
 Mean ± SD 23.5 ± 5.3 22.0 ± 4.6  
Alb (g/dL)
 n 204 65 < 0.001a
 Mean ± SD 3.3 ± 0.6 2.9 ± 0.6  
BUN (mg/dL)
 n 208 94 0.018a
 Mean ± SD 56.4 ± 19.7 64.2 ± 28.8  
Cr (mg/dL)
 n 208 94 0.004a
 Mean ± SD 10.1 ± 4.1 8.8 ± 3.5  
CRP (mg/dL)
 n 202 92 < 0.001b
 Mean (IQR) 2.0 (0.6–6.2) 7.1 (3.0–12.8)  
WBC (/μL)
 n 213 97 0.001b
 Mean (IQR) 5150 (4000–6600) 6600 (4100–8920)  
Hb (g/dL)
 n 214 96 0.775a
 Mean (IQR) 11.2 ± 2.7 11.1 ± 1.5  
PLT (万/μL)
 n 214 97 0.018b
 Mean (IQR) 19.3 ± 26.6 21.2 ± 38.1  
  1. BMI body mass index, Alb albumin, BUN urea nitrogen, Cr creatinine, CRP C-reactive protein, WBC white blood cell count, Hb hemoglobin, PLT platelet count, SD standard deviation, IQR interquartile range
  2. aWelch’s t test
  3. bMann–Whitney's U-test