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Table 4 In-patient and out-patient group clinical characteristics and logistic regression analysis of the correlations between olfactory and gustatory scores at each observation time and the need for hospitalization

From: Do olfactory and gustatory psychophysical scores have prognostic value in COVID-19 patients? A prospective study of 106 patients

  In-patient group Out-patient group Mann-Whitney U test
p-value
N° of patients
N° (%)
30 (28.3%) 76 (71.7%)  
Body temperature
Mean (SD)
38.1 °C (0.36) 37.6 °C (0.34) <  0.001
Oxygen saturation
Mean (SD)
92.5% (1.36) 94.9% (1.62) <  0.001
Logistic regression analysis
Observation time Hospitalized group Not-hospitalized group B coefficient Expected B coefficient 95% confidence interval for expected B coefficient Pvalue
Lower limit Upper limit
Olfactory score Mean (SD) DV: Hospitalization IV: Olfactory score
T0 42.3 (38.2) 45.4 (38.1) 0.003 1.002 0.991 1.013 0.72
T1 52.7 (38.2) 58.7 (31) 0.006 1.006 0.993 1.018 0.4
T2 62 (36.6) 76.6 (26.1) 0.016 1.016 1.002 1.030 0.03
Gustatory score Mean (SD) DV: Hospitalization IV: Gustatory score
T0 1.6 (1.4) 2 (1.6) 0.186 1.205 0.912 1.591 0.19
T1 2.9 (1.1) 3 (1) 0.197 1.407 0.833 1.778 0.31
T2 2.9 (1.1) 3.5 (0.7) 0.801 2.227 1.280 3.875 0.005
  1. DV dependent variable, IV independent variable