Table 1 Characteristics of the study cohort.

From: Deletion of the NKG2C receptor encoding KLRC2 gene and HLA-E variants are risk factors for severe COVID-19

 

Nonhospitalized N = 92

Hospitalized (non-ICU) N = 190

Hospitalized (ICU) N = 79

p valuea

Female gender (%)

N = 54 (58%)

N = 78 (41%)

N = 31 (39%)

P = 0.02

Nonhospitalized vs. hospitalized: p = 0.007

Nonhospitalized vs. ICU: p = 0.01

Hospitalized vs. ICU: p = 0.79

Median age (years, min–max)

45 (18–93)

74.4 (18–99)

78.3 (20–97)

P < 0.0001

Nonhospitalized vs. hospitalized: P < 0.0001

Nonhospitalized vs. ICU: P < 0.0001

Hospitalized vs. ICU: P < 0.0001

Comorbidities

Obesity (%)

Hypertension (%)

COPD (%)

CAD (%)

None (%)

N = 5 (5.4%)

N = 1 (1.1%)

N = 1 (1.1%)

N = 0 (0%)

N = 85 (91.3%)

N = 20 (10.5%)

N = 85 (44.7%)

N = 44 (23.1%)

N = 31 (16.3%)

N = 15 (7.9%)

N = 12 (15.2%)

N = 36 (45.6%)

N = 21 (26.5%)

N = 13 (16.4%)

N = 12 (15.2%)

P < 0.0001

Nonhospitalized vs. hospitalized: P < 0.0001

Nonhospitalized vs. ICU: P < 0.0001

Hospitalized vs. ICU: p = 0.61

  1. CAD coronary artery disease, COPD chronic obstructive pulmonary disease, ICU intensive care unit.
  2. aDifferences were assessed with the χ2 (gender and comorbidities) and analysis of variance (ANOVA) and Dunn post test (age).
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