Table 3.

Covid-19 related symptoms, tests, and outcomes

	Total N = 522		Op N = 353		C N = 169		P value
	N	%	N	%	N	%
Symptoms
Any	161	30.8	93	26.3	68	40.2	0.001
Fever (> 37.5 °C)	65	12.5	38	10.7	27	16.0	0.092
Fever rapid onset	41	7.9	22	6.2	19	11.2	0.046
Shivering	44	8.4	24	6.8	20	11.8	0.053
Cough	39	7.5	17	4.8	22	13.0	0.001
Productive cough	16	3.1	6	1.7	10	5.9	0.009
Anosmia	21	4.0	10	2.8	11	6.5	0.046
Ageusia/dysgeusia	26	5.0	13	3.7	13	7.7	0.049
Asthenia	53	10.2	29	8.2	24	14.2	0.034
Myalgia	60	11.5	37	10.5	23	13.6	0.294
Headache	65	12.5	38	10.8	27	16.0	0.092
Sore throat	47	9.0	28	7.9	19	11.2	0.216
Running nose	55	10.5	31	8.8	24	14.2	0.059
Nausea/Vomiting	26	5.0	14	4.0	12	7.1	0.123
Diarrhea	34	6.5	23	6.5	11	6.5	0.998
Conjunctivitis	16	3.1	10	2.8	6	3.6	0.656
Length of fever (days; average ± SD)	6.8 ± 8.8		6.6 ± 8.4		7.2 ± 9.7		0.800
Length of symptoms (days; average ± SD)	8.8  ± 11.7		7.9 ± 8.7		9.8 ± 14.7		0.399
Diagnosis
Nasal swab	82	15.7	41	11.6	41	24.3	< 0.001
Of them, positive	13	15.9	6	14.6	7	17.1	0.762
Serological tests	55	10.5	36	10.2	19	11.2	0.716
Of them, positive	25	45.5	18	50.0	7	36.8	0.351
Chest X-rays	17	3.3	8	2.3	9	5.3	0.065
Of them, positive	5	29.4	2	25.0	3	33.3	0.707
Chest CT Scan	8	1.5	6	1.7	2	1.2	0.653
Of them, positive	2	25.0	1	16.7	1	50.0	0.346
Confirmed cases	30	5.7	20	5.7	10	5.9	0.908
Probable cases	91	17.4	51	14.4	40	23.7	0.009
Outcomes
Hospital admission	5	1	1	0.3	4	2.4	0.022
O2 therapy	5	1	1	0.3	4	2.4	0.022
NIV	1	0.2	0	–	1	0.6	0.148
ICU	0	–	0	–	0	–	–
Death	2	0.4	1	0.3	1	0.6	0.581
Hospital stay (days; average ± SD)	15.2 ± 21.5		4.0		17.4 ± 23.3		0.672

Op Operated patients; C Candidates for surgery; CT Computed Tomography; ICU Intensive Care Unit; NIV Non-Invasive Ventilation