Table 2

The result of the STROBE checklist assessment for reporting in observational studies

Author (year of publication)Title and abstractIntroMethodsResultsDiscussionFunding
Background/rationaleObjectivesStudy designSettingParticipantsVariablesData sources/measurementBiasStudy sizeQuantitative variablesStatistical methodsParticipantsDescriptive dataOutcome dataMain resultsOther analysisKey resultsLimitationsInterpretationGeneralisability
Tider et al (2005)251110000000000001000000
Pitts et al (2007)261111101000011111010000
Simatherai et al (2009)271000001001100101010000
Reiter et al (2009)281111111001111111111111
Sundstrom et al (2010)291111111101011111111111
Hernandez et al (2010)301101111001111111111101
Thomas and Goldstone (2011)311111111001111111111101
Blackwell and Eden (2011)321111111111111111011101
Wheldon et al (2011)331111111111111111111101
Pelullo et al (2012)341111111111111111111111
Colón-López et al (2012)351111111100111111010001
Al-Naggar (2012)361111111000011111011100
Rank et al (2012)371101111001111111011101
Sanchez et al (2012)381000000000001011010000
Gutierrez et al (2013)391111011100111111011111
Lau et al (2013)401111111000011111111110
Total161412131212146391013141414167151111510