Skip to main content

Table 1 Inclusion criteria of RT-PCR negative patients. Data are described in the whole group and in the two subgroups COVID-19 and NOT-COVID defined at the end of the hospital stay by clinical judgment or further testing. Data are expressed as absolute frequencies and percentages (in brackets) for categorical variables and as medians and Interquartile Ranges [IQR]

From: The broad spectrum of COVID-like patients initially negative at RT-PCR testing: a cohort study

  Overall Median [IQR] N (%) COVID-19 Median [IQR] N (%) COVID-free/other than COVID Median [IQR] N (%) p
n 115 66 49  
Epidemiological Criteria     0.074°
No 65 (56.5) 42 (63.6) 23 (46.9)  
Yes 50 (43.5) 24 (36.4) 26 (53.1)  
Epidemiological Criteria Specification     0.135§
Contact to COVID-19 14 (12.2) 8 (12.1) 6 (12.2)  
Nursing home resident 19 (16.5) 8 (12.1) 11 (22.4)  
Repeated health care services users
(dialysis, day hospital)
12 (10.4) 4 (6.1) 8 (16.3)  
Health worker 5 (4.3) 4 (6.1) 1 (2.0)  
None 65 (56.5) 42 (63.6) 23 (46.9)  
Clinical criteria     0.005§
No 9 (7.8) 1 (1.5) 8 (16.3)  
Yes 106 (92.2) 65 (98.5) 41 (83.7)  
Clinical criteria specification
Cough, Dyspnoea     0.242°
  No 40 (34.8) 20 (30.3) 20 (40.8)  
  Yes 75 (65.2) 46 (69.7) 29 (59.2)  
Fever     0.001°
  No 53 (46.1) 22 (33.3) 31 (63.3)  
  Yes 62 (53.9) 44 (66.7) 18 (36.7)  
Hyposmia, Hypogeusia     0.392§
  No 110 (95.7) 62 (93.9) 48 (98.0)  
  Yes 5 (4.3) 4 (6.1) 1 (2.0)  
Nausea, Vomiting, Diarrhoea     1.000§
  No 108 (93.9) 62 (93.9) 46 (93.9)  
  Yes 7 (6.1) 4 (6.1) 3 (6.1)  
Respiratory failure     0.281°
  No 55 (47.8) 29 (43.9) 26 (54.2)  
  Yes 59 (51.3) 37 (56.1) 22 (45.8)  
Number of symptoms 2.00 [1.00 - 2.00] 2.00 [1.00 - 3.00] 2.00 [1.00 - 2.00] 0.003#
Worsening of PO2/FiO2 without cause     1.000°
No 63 (54.8) 36 (64.3) 27 (64.3)  
Yes 35 (30.4) 20 (35.7) 15 (35.7)  
  1. Comparisons are made with: #Wilcoxon Rank Sum Test; °Chi-Square test; §Fisher’s Exact test