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Table 1 Basic characteristics of the 352 patients with COVID-19

From: Predictive value of the neutrophil to lymphocyte ratio for disease deterioration and serious adverse outcomes in patients with COVID-19: a prospective cohort study

Characteristics Disease deterioration P value
No (N = 301) Yes (N = 51)
NLR (median, inter-quartile range) a 2.14 (1.53–2.98) 5.33 (2.94–9.72) < 0.001
Age (≥60 years), n (%) 105 (34.9) 28 (54.9) 0.006
Male, n (%) 156 (51.8) 34 (66.7) 0.049
Smoking, n (%) a 46 (15.3) 11 (21.6) 0.233
Drinking, n (%) 21 (7.0) 2 (3.9) 0.551 c
History of chronic disease b 83 (27.6) 34 (66.7) < 0.001
Clinical type at admission    < 0.001 c
 Mild or moderate 282 19  
 Severe 16 32  
 Critical 3 0  
Shock a 0 (0) 15 (30.6) < 0.001 c
Death 0 (0) 15 (29.4) < 0.001 c
  1. a Sample sizes of the analysis for neutrophil to lymphocyte ratio, smoking and shock were 341, 351 and 349, respectively
  2. b Defined as history of any one of the following six diseases: hypertension, diabetes mellitus, coronary heart disease, cerebral vascular disease, chronic obstructive pulmonary disease and cancer
  3. c P value of Fisher’s exact test
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