Increasing the efficiency of study selection for systematic reviews using prioritization tools and a single-screening approach

Table 3 Overview of missed publications/studies and their relevance to the HTA conclusion

	Number of publications not identified	Number of studies not identified	Number of studies identified via other sources	Number of studies not identified by any other source	Relevance of these studies to HTA conclusion
A18-83	12	4	4	0	-
S18-01	1	1	1	0	-
S18-02 Search 1	0	0	0	0	-
S18-02 Search 2	0	0	0	0	-
N18-01	0	0	0	0	-
N18-02	5	0	0	0	-
N18-03	20^a	10^a	6	4	none
N19-02	11	4	4	0	-
N19-01	6	2	2	0	-
HT18-04	8	8	7	1	none
HT19-02	0	0	0	0	-
Total	63^b	29^c	24	5^d	-

^aTwo publications/studies were only formally included and not evaluated and are therefore not counted here
^bTitle/abstract level: 39; full-text level: 24
^cTitle/abstract level: 16; full-text level: 13
^dTitle/abstract level: 4; full-text level: 2 (one study was excluded at both the title/abstract and the full text) level)

ISSN: 2046-4053