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Table 1 Presence of pre-existing diseases according to COVID-19 status (n.a. = not applicable)

From: Presence of gustatory and olfactory dysfunction in the time of the COVID-19 pandemic

Variable COVID-19 Positive COVID-19 Negative p-value
Number of Patients 43 668  
Overall previous diseases 27 (62.79%) 156 (23.35%) <  0.0001
Stroke 1 (2.33%) 2 (0.3%) 0.1709
Myocardial Infarction 2 (4.65%) 9 (1.35%) 0.1390
Chronic Heart Disease 1 (2.33%) 23 (3.4%) 1.0000
Inflammatory Bowel Disease 0 8 (1.2%) 1.0000
Rheumatological Disorder 1 (2.33%) 14 (2.10%) 0.6115
Transplantation 0 3 (0.45%) 1.0000
Kidney Disease 4 (9.30%) 3 (0.45%) 0.0004
Dialysis 0 0 n.a.
Autoimmune Liver Disease 0 1 (0.15%) 1.0000
Liver Cirrhosis 1 (2.33%) 2 (0.30%) 0.1709
Lung Disease 5 (11.63%) 72 (10.78%) 0.8010
Lupus 0 2 (0.30%) 1.0000
Hypertension 4 (9.30%) 34 (5.1%) 0.2787
Endocrine disorder 2 (4.65%) 28 (4.2%) 0.7017
Diabetes 1 (2.33%) 21 (3.1%) 1.0000
Allergic disorders 1 (2.33%) 33 (4.9%) 0.7146
Other 4 (9.30%) 69 (10.3%) 1.0000