Table 1.

Features of the patients discharged from ICU after COVID-19 with and without acute stress disorder

	Overall (n = 47)	No ASD (n = 28)	ASD (n = 19)	p value
Age–years, median [IQR]	59 [50–66]	60.5 [50.5–67]	57 [50–65]	0.4540
Sex–males, n (%)	33 (70.2)	22 (78.6)	11 (57.9)	0.195
BMI–kg/m², median [IQR]	27.7 [25.4–30.7]	27.3 [25.4–31]	27.7 [25.1–30.7]	0.5543
SAPS II–median [IQR]	31 [27–45]	34 [26–48]	30.5 [27–39.5]	0.3109
Past medical history of psychiatric diseases–n (%)	2 (4.3)	0 (0.0)	2 (10.5)	0.079
FiO₂ at ICU admission—median [IQR]	0.8 [0.6–1]	1 [0.7–1]	0.6 [0.6–1]	0.0734
PaO₂/FiO₂ at ICU admission–mmHg, median [IQR]	123 [84–159]	100 [82–130]	142 [121–195]	0.0114
Length of stay in hospital before ICU–days, median [IQR]	3 [1–8]	3 [1.5–7.5]	3 [0–8]	0.6942
Length of stay in ICU–days, median [IQR]	24 [10–37]	25.5 [11–40.5]	19 [9–37]	0.2828
Length of stay in hospital after ICU–days, median [IQR]	9 [6–15]	9 [6–14]	12 [6–21]	0.4712
Length of CPAP before ICU admission–days, median [IQR]	2 [1–5]	3 [1–5]	1 [1–8]	0.6927
Invasive mechanical ventilation in ICU–n (%)	34 (72.3)	21 (75)	13 (68.4)	0.621
Length of IMV–days, median [IQR]	17.5 [9–28]	17 [11–30]	18 [7–25]	0.3293
Length of NMBA–days, median [IQR]	7 [3.5–11.5]	7 [6–12]	5 [3–11]	0.2163
Pronation–n (%)	19 (40.4)	11 (39.3))	8 (42.1)	0.773
Benzodiazepine sedation in ICU–n (%)	23 (48.9)	16 (57.1)	7 (36.8)	0.238
Dexmedetomidine sedation in ICU–n, (%)	23 (48.9)	13 (46.4)	10 (52.6)	0.770

ASD acute stress disorder; IQR Interquartile range; BMI Body mass index; SAPS II Simplified acute physiology score; CPAP continuous positive airways pressure; ICU intensive care unit; PEEP positive end-expiratory pressure; PaO2 arterial partial oxygen pressure; FiO₂ fraction of inspired oxygen; IMV invasive mechanical ventilation; NMBA neuromuscular blocking agents