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Table 3 Searching strategy

From: The burden, admission, and outcomes of COVID-19 among asthmatic patients in Africa: protocol for a systematic review and meta-analysis

S.No

Databases

Number of articles found

Number of articles included

Number of articles excluded

Reason for exclusion

1

Google Scholar

N=

N=

N=

 

2

PubMed / MEDLINE

N=

N=

N=

 

3

EMBASE

N=

N=

N=

 

4

HINARI

N=

N=

N=

 

5

Cochrane Library

N=

N=

N=

 

6

WHO COVID-19 database

N=

N=

N=

 

7

Africa Wide Knowledge

N=

N=

N=

 

8

Web of Science

N=

N=

N=

 

9

Unpublished thesis, manuscript, and report from WHO and CDC

N=

N=

N=