Table 1.

Patient’s demographics and clinical characteristics on follow-up at two occasions and patients lost in follow-up.

	n = 46 (follow-up at two occasions)	n = 18 (lost in follow-up)	p-value
Demographics
Age	59 (53–69)	55 (39–73)	0.285
Sex (female)	12 (26%)	5 (28%)	0.891
BMI at admission (n = 44)	29 (27–33)	29 (27–33)	0.629
Comorbidities at admission
Lung disease	13 (28%)	4 (22%)	0.626
Hypertension	26 (56%)	4 (22%)	0.014
Heart failure	0	0	1.000
Ischemic heart disease	3 (6%)	0	0.271
Vascular disease	5 (11%)	1 (6%)	0.515
Malignancy	0	3 (17%)	0.005
Diabetes mellitus	9 (20%)	3 (17%)	0.791
Neurological disease	2 (4%)	0	0.373
Psychiatric disease	3 (6%)	0	0.271
ICU characteristics
SAPS3	52 (46–55)	50 (39–59)	0.515
Length of ICU stay (days)	10 (6–17)	8 (5–12)	0.320
Invasive ventilation therapy (Days with invasive ventilation therapy)	25 (54%) (9 (4–16))	11 (61%) (2 (0–8))	0.627 0.969
Mild ARDS	1 (2%)	2 (11%)	1.000
Moderate ARDS	20 (43%)	7 (39%)	1.000
Severe ARDS	18 (39%)	6 (33%)	1.000
Vasopressor	24 (52%)	9 (50%)	0.877
Renal replacement therapy	6 (13%)	2 (11%)	0.835
Delirium	6 (13%)	1 (6%)	0.392
Critical illness weakness	5 (11%)	2 (11%)	0.978
Length of hospital stay (days)	22 (13–38)	23 (12–32)	0.523
Tertiary education (≥12 years schooling)	26 (56%)	10 (56%)	0.945
Marital status
Living together	36 (78%)	14 (78%)	0.845
Living alone	9 (20%)	4 (22%)
Missing data	1 (2%)

Categorical data presented as number of total, n (percentage) and compared using Wilcoxon signed-rank test. Continuous data presented as median with interquartile range (IQR) and compared with Mann-Whitney U test.

ARDS: Acute respiratory distress syndrome, ICU: intensive care unit, IQR: interquartile range, SAPS3: Simplified acute physiology score-3.