Table 5.

Summarized data validation table

Serial Number	Parameter	Result
1	Study period	February 15, 2020-July 15, 2020
2	Total number of patients suspected with clinical suspicion of COVID-19	612
3	Male : Female	383 : 229
4	Age <60 years: ≥60 years	228 : 384
5	Patients with no comorbidity	72
6	Patients with comorbidity	540
7	CURB-65 0-2 clinical criteria	564
8	CURB-65 ≥3 clinical criteria	48
9	SOFA 0-1 clinical criteria	191
10	SOFA ≥2 clinical criteria	421
11	CT suspicious for COVID-19	507
12	Total PCR SARS-CoV2 positive	481
13	1st PCR SARS-CoV2 positive	459
14	2nd PCR SARS-CoV2 positive	22
15	Total CT- PCR concordant results	564
16	Total Patients with CT (positive) results	507
17	Total Patients with CT (negative) results	105
18	Total Patients with PCR (positive) results	481
19	Total Patients with PCR (negative) results	131
20	Total CT- PCRdiscordant results	48
21	CT (positive) PCR (negative) discordant results	37
22	CT (negative) PCR (positive) discordant results	11
23	Total false-positive CT results	37
24	False-positive rate of CT findings in the current study	7.2%
25	False-positive CT results secondary to infection	26
26	False-positive CT results secondary to other viral pneumonia (Non-COVID19)	17
	In 17 patients, other viral pathogens (Influenza A virus: n=4; Human metapneumovirus: n=8; Rhinovirus: n=3, non-COVID corona virus: n=2)
27	False-positive CT results secondary to bacterial pneumonia	9
	In 9 patients, bacterial pathogens were mycoplasma (n=6) and Chlamydia (n=3).
28	False positive CT results secondary to alternate diagnosis	11
	Seven patients had another pulmonary diagnosis (bronchiectasis (n=2), asthma (n=4), pleural effusion due to ascites (n=1)), while in 4 patients, a cardiac diagnosis (heart failure (n=3), acute coronary syndrome (n=1))