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Choi, Jung, Kim, and Kim: Corrigendum to “Methylprednisolone pulse therapy for critically ill patients with COVID-19: a cohort study”
Acute and Critical Care 2023;38:57-67
In the article entitled “Methylprednisolone pulse therapy for critically ill patients with COVID-19: a cohort study,” some data of Table 3 was incorrectly presented. The correct Table 3 is as follows.

Table 3.
Treatment and prognosis in critical or severe COVID-19 cases with control and pulse steroid groups
Variable Control steroid (n=14) Pulse steroid (n=30) Total (n=44) P-value
High flow nasal cannula oxygen 14 (100) 29 (96.7) 43 (97.7) 0.490
Mechanical ventilation 4 (28.6) 6 (20.0) 10 (22.7) 0.527
 Duration of mechanical ventilation (day) 18 (11–33) 8 (4–10) 10 (6–8) 0.063
Other treatmenta) 1 (7.1) 3 (10.0) 4 (9.1) 0.759
Prone positionb) 7 (50.0) 21 (70.0) 28 (63.6) 0.199
In-hospital mortality 6 (42.9) 7 (23.3) 13 (29.5) 0.186
In-hospital mortality among moderate and mild ARDS groups 4 (44.4) 2 (13.3) 6 (25.0) 0.088
In-hospital mortality among severe ARDS group 2 (40.0) 5 (33.3) 7 (35.0) 0.933
28-Day mortality 5 (35.7) 7 (23.3) 12 (27.3) 0.390
Cause of death 0.255
 Respiratory failure 4 (28.6) 5 (16.7) 9 (20.5)
 Hepatic failure 2 (14.3) 0 2 (4.5)
 Arrhythmia 0 1 (3.3) 1 (2.3)
 Renal failure 0 1 (3.3) 1 (2.3)
Length of hospital stay (day) 14 (12–24) 11 (9–16) 11 (8–17) 0.039d)
Complication after steroid use 1 (7.1) 3 (9.9) 4 (9.0) 0.295
 Uncontrolled hyperglycemia 0 2 (6.7) 2 (4.8)
 Othersc) 1 (7.1) 1 (3.3) 2 (4.8)

Values are presented as number (%) or median (interquartile range).

COVID-19: coronavirus disease 2019; ARDS: acute respiratory distress syndrome.

a) Other treatment includes renal replacement therapy or extracorporeal membrane oxygenation;

b) Awake prone positioning;

c) One gastrointestinal bleeding case in control steroid group and 1 candidemia case in pulse steroid group;

d) Mann-Whitney U-test for comparisons between the control and pulse steroid groups.

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