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23 September 2020 : Clinical Research  

A Study on the Predictors of Disease Severity of COVID-19

Liang Li1ABCDE, Wei Sun1ABCD, Mingfeng Han1BCD, Yunli Ying1CDEF, Quanzhi Wang2AFG*

DOI: 10.12659/MSM.927167

Med Sci Monit 2020; 26:e927167

Table 2 The sociodemographic and epidemiological characteristics of severe cases and nonsevere cases.

FactorsSevere casesNo-severe casesχ2-valueP-value
N=30Constituent ratio (%)N=128Constituent ratio (%)
Sex
 Male1921.357078.650.7390.390
 Female1115.945884.06
Age (years)
 ≤1500.008100.0010.6400.014
 16~13.852596.15
 31~1721.526278.48
 50~1226.673373.33
The time interval from onset to diagnosis (days)
 ≤458.625391.387.2780.026
 5~1827.694772.31
 11~21720.002880.00
The source of the cases
 Imported cases2126.255973.755.5570.018
 Local cases911.546988.46

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750