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Table 1 Comparison of characteristics between preadmission glucocorticoid users and preadmission non-glucocorticoid users

From: Effect of preadmission glucocorticoid therapy on 30-day mortality in critically ill patients: a retrospective study of a mixed ICU population in a tertiary hospital

Variables

Preadmission GC group (n = 816)

Preadmission non-GC group (n = 24,113)

P-value

Sex: male

442 (54.2%)

14,434 (59.9%)

0.001

Age (years)

65.2 (14.8)

63.4 (15.6)

0.001

Body mass index (kg/m2)

22.9 (4.0)

23.8 (3.8)

< 0.001

APACHE II

20.9 (10.5)

18.9 (10.2)

< 0.001

Comorbidities at ICU admission

 Hypertension

335 (41.1%)

10,559 (43.8%)

0.121

 Diabetes mellitus

80 (9.8%)

2275 (9.4%)

0.723

 Ischemic heart disease

26 (3.2%)

661 (2.7%)

0.445

 Cerebrovascular disease

37 (4.5%)

1057 (4.4%)

0.836

 Chronic obstructive lung disease

59 (7.2%)

993 (4.1%)

< 0.001

 Liver disease (LC, hepatitis, fatty liver)

42 (5.1%)

709 (2.9%)

< 0.001

 Chronic kidney disease

152 (18.6%)

3749 (15.5%)

0.017

 Anemia (Hb < 10 g/dl)

358 (43.9%)

7348 (30.5%)

< 0.001

 Cancer

214 (26.2%)

4147 (17.2%)

< 0.001

Admission through the emergency department

487 (59.7%)

12,122 (50.3%)

< 0.001

Postoperative ICU admission

287 (35.2%)

10,384 (43.1%)

< 0.001

Main diagnosis at ICU admission

 Septic shock

56 (6.9%)

353 (1.5%)

< 0.001

 Cardiac disease

190 (23.3%)

8002 (33.2%)

< 0.001

 Neurologic disease

111 (13.6%)

3237 (13.4%)

0.883

 Kidney failure

72 (8.8%)

1653 (6.9%)

0.029

 Respiratory insufficiency or failure

211 (25.9%)

2695 (11.2%)

< 0.001

 Drug intoxication

6 (0.7%)

170 (0.7%)

0.919

 Trauma

6 (0.7%)

185 (0.8%)

0.918

 GI bleeding, ischemia, or perforation

34 (4.2%)

1074 (4.5%)

0.695

 Hemorrhagic shock

2 (0.2%)

105 (0.4%)

0.413

 Post-cardiac arrest

19 (2.3%)

312 (1.3%)

0.011

 Others*

286 (35.0%)

9236 (38.3%)

0.327

Length of hospital stay (days)

16.4 (36.8)

11.1 (18.7)

< 0.001

Length of ICU stay (days)

2.6 (9.3)

5.3 (26.7)

< 0.001

All-cause 30-day mortality

173 (21.2%)

2113 (8.8%)

< 0.001

30-Day mortality due to diagnosed infection

31 (3.8%)

260 (1.1%)

< 0.001

  1. Presented as number (percentage) or mean value (standard deviation)
  2. T test for continuous variables and Chi-square test for categorical variables were used
  3. APACHE Acute Physiology and Chronic Health Evaluation, GC glucocorticoid, GI gastrointestinal, Hb hemoglobin, ICU intensive care unit, LC liver cirrhosis
  4. Others* include liver failure, urinary tract infection, unknown, peripheral vascular disease, and ICU admission for monitoring