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. 2021 Mar 25;21:144. doi: 10.1186/s12887-021-02614-2

Table 3.

Clinical presentation of the COVID-19 groups

Studied variables COVID-19 groups Test f sig. P value
Group I
N = 295
Group II
N = 103
Dry cough n (%) 74 (25.1%) 81 (78.6%) 92.09 < 0.001**
Tachypnea n (%) 70 (23.7%) 96 (93.2%) 39.39 < 0.001**
Rhinorrhea 73 (24.7%) 0 (0.0%) 30.17 < 0.001**
Sore throat n (%) 73 (24.7%) 0 (0.0%) 31.21 < 0.001**
Headache n (%) 165 (55.9%) 75 (72.8%) 9.09 0.003*
Fatigue n (%) 177 (60.0%) 53 (51.5%) 2.58 0.13
Vomiting or diarrhea n (%) 127 (43.1%) 11 (10.7%) 35.32 < 0.001**
Fever n (%) 274 (92.9%) 103 (100%) 7.74 0.005*
Shock n (%) 17 (5.7%) 70 (68.0%) 57.43 < 0.001**
Hypoxia n (%) 33 (11.2%) 103 (100%) 267.7 < 0.001**
Acute pancreatitis manifestations 0 (0.0%) 5 (4.8%) 14.5 < 0.001**
Deep venous thrombosis manifestations 5 (1.7%) 0 (0.0%) 1.77 0.18
Kawasaki like diseases 0 (0.0%) 4 (3.9%) 11.77 0.001**
Fever duration after admission, days
 Mean ± SD 7.39 ± 3.97 9.76 ± 4.25 U
 Median (Range) 7 (2–16) 6 (6–20) 1.39 0.16

X Mean, SD standard deviation, U Mann-Whitney U test, X2 Chi-square test

*Significant ** highly significant