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Table 1 Baseline clinical and biological characteristics of the study population (n = 245)

From: High prevalence of infections in non-COVID-19 patients admitted to the Emergency Department with severe lymphopenia

 

Infected patients

Non-infected patients

p-value

n = 159 (%)

n = 86 (%)

Age (year)

60 ± 20

69 ± 14

0.003

Sex (male)

95 (60)

53 (62)

0.61

Co-morbidities

   

 Diabetes

34 (21)

23 (27)

0.34

 Chronic renal insufficiency

10 (6)

8 (9)

0.39

 Chronic respiratory insufficiency

5 (3)

4 (5)

0.55

 Chronic cardiac insufficiency

34 (21)

26 (30)

0.13

 Peripheral arterial disease

10 (6)

5 (6)

0.90

 Cerebrovascular disease

11 (7)

10 (12)

0.21

Suspected infectious reason for admission

61 (38)

1 (1)

 < 0.001

Infections diagnosed in ED

131 (82)

5 (6)

 < 0.001

SIRS criteria ≥ 2

114 (72)

25 (29)

 < 0.001

 Heart beat > 90 / mn

110 (69)

37 (43)

 < 0.001

 Respiratory rate > 20 / mn

84 (53)

14 (16)

 < 0.01

 Temperature > 38,3 °C or < 36 °C

98 (62)

11 (13)

 < 0.001

 Leukocytes > 12 G/L or < 4 G/L

55 (35)

27 (31)

0.82

Biology

   

 Leukocytes (G/L)

10.8 ± 5.5

10.9 ± 5.9

0.98

 Lymphocytes (G/L)

0.35 ± 0.11

0.37 ± 0.11

0.12

 Neutrophils (G/L)

9.89 ± 5.3

9.95 ± 5.7

0.98

 Platelets (103/µL)

192 ± 81

221 ± 82

0.01

 CRP (mg/L)

109 ± 133

46 ± 65

 < 0.001

 Lactates (mmol/L)

2.3 ± 1.6

2.5 ± 1.7

0.47

  1. SIRS systemic inflammatory response syndrome, CRP C-reactive protein
  2. Numbers in parentheses denote percentages