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Table 1 Patient Characteristics. Table 1 compares the characteristics of patients admitted into the non-traditional ICUs created in postanesthesia care unit (PACU) and operating room (OR) areas (Expansion cohort) to patients that were admitted into the traditional ICUs (referent cohort) the COVID-19 pandemic peak of 2020

From: Patient care in rapid-expansion intensive care units during the COVID-19 pandemic crisis

Characteristics

Overall

N = 409

Expansion

N = 66a

Referent

N = 343a

P-value*

q-valueb

Sex

   

0.8

 > 0.9

 Male

286 (70%)

45 (68%)

241 (70%)

  

 Female

123 (30%)

21 (32%)

102 (30%)

  

BMI, kg/m2 (categorical)

   

0.2

0.5

 Underweight (< 18.5)

6 (1.5%)

0 (0%)

6 (1.8%)

  

 Normal Weight (18.5 – 24.9)

104 (25%)

12 (18%)

92 (27%)

  

 Overweight (25.0 – 29.9)

138 (34%)

21 (32%)

117 (34%)

  

 Obese (30.0 – 39.9)

160 (39%)

33 (50%)

127 (37%)

  

 Morbidly Obese (≥ 40.0)

0 (0%)

0 (0%)

0 (0%)

  

 Missing

1

0

1

  

Age, years (continuous)

66 (53, 73)

62 (51, 70)

67 (54, 74)

0.045

0.3

Race

   

0.070

0.4

 Asian

69 (17%)

5 (7.6%)

64 (19%)

  

 Black

35 (8.6%)

4 (6.1%)

31 (9.0%)

  

 Latino

108 (26%)

26 (39%)

82 (24%)

  

 Not Specified

55 (13%)

7 (11%)

48 (14%)

  

 Other

18 (4.4%)

3 (4.5%)

15 (4.4%)

  

 White

124 (30%)

21 (32%)

103 (30%)

  

Comorbiditiesc

   

0.9

 > 0.9

 Diabetes Mellitus

135 (33%)

20 (30%)

115 (34%)

0.7

 > 0.9

 Hypertension

236 (58%)

37 (56%)

199 (58%)

0.9

 > 0.9

 CAD

72 (18%)

11 (17%)

61 (18%)

 > 0.9

 > 0.9

 Heart Failure

27 (6.6%)

5 (7.6%)

22 (6.4%)

0.8

 > 0.9

 CVA

26 (6.4%)

6 (9.1%)

20 (5.8%)

0.4

0.7

 COPD

26 (6.4%)

1 (1.5%)

25 (7.3%)

0.10

0.4

 Reactive Airway

42 (10%)

9 (14%)

33 (9.6%)

0.4

0.7

 Interstitial Lung Disease

3 (0.7%)

1 (1.5%)

2 (0.6%)

0.4

0.7

 Other Pulmonary Disease

90 (22%)

17 (26%)

73 (21%)

0.5

0.8

 OSA

18 (4.4%)

5 (7.6%)

13 (3.8%)

0.2

0.5

 CKD

37 (9.0%)

1 (1.5%)

36 (10%)

0.036

0.3

Smoking

   

0.13

0.4

 Current smoker

12 (2.9%)

2 (3.0%)

10 (2.9%)

  

 Non-smoker

297 (73%)

54 (82%)

243 (71%)

  

 Past smoker

100 (24%)

10 (15%)

90 (26%)

  

Medicationsd

   

 > 0.9

 > 0.9

 ACE inhibitor

119 (29%)

20 (30%)

99 (29%)

 > 0.9

 > 0.9

 Oral steroids

33 (8.1%)

3 (4.5%)

30 (8.7%)

0.4

0.7

 Inhaled steroids

26 (6.4%)

5 (7.6%)

21 (6.1%)

0.6

0.8

Time to Admission to ICU

  

 Days

1.6 (0.3, 4.3)

0.3 (0.2, 3.7)

1.9 (0.5, 4.5)

 < 0.001

 < 0.001

 Missing

45

0

45

  
  1. a Statistics presented: n (%); median (IQR)
  2. b False discovery rate correction for multiple testing
  3. c CAD Coronary Artery Disease, CVA Cerebrovascular Accident (i.e., stroke), COPD Chronic Obstructive Pulmonary Disease, OSA Obstructive Sleep Apnoea, CKD Chronic Kidney Disease
  4. d Home medications taken prior to hospital admission; ACE inhibitor, angiotensin-converting enzyme inhibitor
  5. * Statistical tests performed: chi-square test of independence; Wilcoxon rank-sum test; Fisher's exact test