Table S1.

Summary of included studies

Database	Search Strategy (4th wk Jun 2018)
MEDLINE (including Epub & In-Process) EMBASE	exp Medical Records Systems, Computerized/ exp “Continuity of Patient Care”/ Communication/ Diagnostic Tests, Routine/ exp Medical Errors/ Clinical Laboratory Techniques/ failure.mp. miss*.mp. lack*.mp. management.mp. exp Patient Satisfaction/ 2 or 3 or 4 or 5 or 6 or 11 view*.mp. access*.mp. 7 or 8 or 9 or 10 or 13 or 14 test*.mp. laboratory.mp. radiolog*.mp. 16 or 17 or 18 1 and 12 and 15 and 19 limit 20 to (english language and humans and yr=“1999 -Current”)
CINAHL	(MH “Patient Record Systems”) OR (MH “Computerized Patient Record”) (MH “Continuity of Patient Care+”) (MH “Communication”) (MH “Diagnostic Tests, Routine”) (MH “Treatment Errors+”) (MH “Patient Satisfaction”) “failure” “miss*” ““follow* up”“ “lack” “management” “view*” “access*” “test*” “laboratory” “radiolog*” (S2 OR S3 OR S4 OR S5 OR S6) S7 OR S8 OR S9 OR S10 OR S11 OR S12 OR S13 S14 OR S15 OR S16 S1 AND S17 AND S18 AND S19
	Limiters—Published Date: 19990101-20180618; English Language; Human Search modes—Boolean/Phrase
Web of science	(TI=(electronic OR computer* OR online)) ANDLANGUAGE: (English) Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, BKCI-S, BKCI-SSH, ESCI, CCR-EXPANDED, IC Timespan=1999-2018 (TI=(failure OR miss* OR “follow* up” OR lack* OR management OR view* OR access*)) ANDLANGUAGE: (English) Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, BKCI-S, BKCI-SSH, ESCI, CCR-EXPANDED, IC Timespan=1999-2018 (TI=(test* OR laboratory OR radiolog*)) ANDLANGUAGE: (English) Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, BKCI-S, BKCI-SSH, ESCI, CCR-EXPANDED, IC Timespan=1999-2018 #3 AND #2 AND #1 Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, BKCI-S, BKCI-SSH, ESCI, CCR-EXPANDED, IC Timespan=1999-2018 #3 AND #2 AND #1 Refined by: [excluding] DOCUMENT TYPES: ( LETTER OR BOOK REVIEW ) Indexes=SCI-EXPANDED, SSCI, A&HCI, CPCI-S, CPCI-SSH, BKCI-S, BKCI-SSH, ESCI, CCR-EXPANDED, IC Timespan=1999-2018
ScienceDirect	(pub-date > 1998 and ttl (electronic OR computer* OR online)) AND (pub-date > 1998 and ttl (failure OR miss* OR “follow* up” OR lack* OR management OR view* OR access*)) AND (pub-date > 1998 and ttl (test* OR laboratory OR radiolog* OR result*))[All Sources(Biochemistry, Genetics and Molecular Biology, Computer Science, Immunology and Microbiology, Medicine and Dentistry, Neuroscience, Nursing and Health Professions, Pharmacology, Toxicology and Pharmaceutical Science, Psychology)]
ProQuest	(ti(electronic OR computer* OR online) AND ti(failure OR miss* OR “follow* up” OR lack* OR management OR view* OR access*) AND ti(test* OR laboratory OR radiolog* OR result*) AND la.exact(“English”) AND pd(>19990101)) NOT stype.exact(“Trade Journals” OR “Wire Feeds” OR “Newspapers” OR “Magazines”) AND pd(>19990101)
Scopus	TITLE ( ( electronic OR computer* OR online ) AND ( failure OR miss* OR “follow*up” OR lack* OR management OR view* OR access* ) AND ( test* OR laboratory OR radiology* OR result* ) ) AND PUBYEAR > 1999 AND LANGUAGE ( english ) AND ( LIMIT-TO ( SUBJAREA , “MEDI” ) OR LIMIT-TO ( SUBJAREA , “COMP” ) OR LIMIT-TO ( SUBJAREA , “HEAL” ) OR LIMIT-TO ( SUBJAREA , “NURS” ) OR LIMIT-TO ( SUBJAREA , “BIOC” ) OR LIMIT-TO ( SUBJAREA , “PSYC” ) OR LIMIT-TO ( SUBJAREA , “NEUR” ) OR LIMIT-TO ( SUBJAREA , “IMMU” ) OR LIMIT-TO ( SUBJAREA , “PHAR” ) ) AND ( EXCLUDE ( DOCTYPE , “le” ) ) AND ( EXCLUDE ( LANGUAGE , “Italian” ) OR EXCLUDE ( LANGUAGE , “French” ) OR EXCLUDE ( LANGUAGE , “German” ) OR EXCLUDE ( LANGUAGE , “Turkish” ) )