Study
Country
All patients
Severe
Non- severe
D-dimer (mg/L)
D-dimer (mg/L)
D-dimer (mg/L)
Severe Non-severe P values
Chen.G(G. Chen et al., 2020) China 21 11 10 8.2 ±9.0 0.4±0.3 0.025
Chen.QQ(Q. Chen et al., 2020)
China
145
43
102
0.32 (0.21-0.49) 0.24 (0.16-0.39)
0.110
Huang.C(Huang et al., 2020) China 41 13 28 2.4(0.6-14.4) 0.5 (0.3-0.8) 0.004
Ji.D(Ji et al., 2020)
China
208
40
168
0.48 (0.31-0.75) 0.24 (0.19-0.43)
<0.001
Liu.M(M. Liu et al., 2020) China 30 4 26 1.54±1.22 0.26±0.08 <0.001
Liu.Y(Y. Liu et al., 2020)
China
76
30
46
1(0.33-2.42)
0.26 (0.16-0.45)
<0.001
Wei.YY(Wei et al., 2020)
China
167
30
137
0.35 (0.23-0.58) 0.26 (0.19-0.51)
0.106
Wu.C(Wu et al., 2020)
China
201
84
117
1.16 (0.46-5.37) 0.52 (0.33- 0.93)
<0.001
Xie JJ(Xie et al., 2020)
China
56
34
22
0.59 (0.22-1.0) 0.34 (0.22-0.54)
0.180
Zhang.JJ(J. J. Zhang et al., 2020) China 138 56 82 0.4 (0.2-2.4) 0.2 (0.1-0.3) <0.001
Zheng.Y(Zheng et al., 2020) China 94 32 62 2.65±3.93 0.78±0.76 0.000
Zhu.Z(Zhu et al., 2020)
China
105
10
95
0.161 (0.074-0.283) 0.1 (0.082-0.158)
0.195
Zou.Y(Zou et al., 2020)
China
303
26
277
1.04 (0.73-1.72) 0.43 (0.31-0.77)
<0.001