Table 2 PTSD symptoms among COVID-19 survivors and control subjects

MWU

Avoidance

1.80 ± 0.87

1.43 ± 0.93

−2.74

0.006

Intrusion

1.68 ± 0.83

1.37 ± 0.94

−2.04

0.042

Hyperarousal

2.01 ± 0.90

1.21 ± 0.82

−5.70

<0.001

Total mean IES-R

5.48 ± 2.14

4.02 ± 2.33

−4.17

<0.001

X²

 No-to-Mild PTSD

24 (28.2)

40 (47.1)

6.42

0.011

 Moderate-to-severe PTSD symptoms

61 (71.8)

45 (52.9)