Table 1.

Examples of reporting guidelines and their extensions for different study designs

Study design	Reporting guideline	Extensions available for some other common designs
Randomised trials	CONSORT (consolidated standards of reporting trials)	Cluster trials (CONSORT-Cluster), multi-arm trials, non-inferiority or equivalence trials (CONSORT non-inferiority), harms (CONSORT-HARMS), pilot and feasibility trials, adaptative designs (ACE statement), artificial intelligence (CONSORT-AI), interventions (TIDieR, template for intervention description and replication)
Observational studies	STROBE (strengthening the reporting of observational studies in epidemiology)	Genetic associations (STREGA, strengthening the reporting of genetic association studies), molecular epidemiology (STROBE-ME), infectious diseases (STROBE-ID), nutritional epidemiology (STROBE-Nut), mendelian randomisation (STROBE-MR)
Systematic reviews	PRISMA (preferred reporting items for systematic reviews and meta-analyses)	Abstracts (PRISMA-Abstracts), individual participant data (PRISMA-IPD, diagnostic test accuracy (PRISMA-DTA), harms (PRISMA-harms), network meta-analysis (PRISMA-NMA), literature searches (PRISMA-S)
Diagnostic test accuracy	STARD (standards for reporting diagnostic accuracy studies)	Abstracts (STARD-Abstracts), artificial intelligence (STARD-AI)
Prediction model studies	TRIPOD (transparent reporting of a multivariable prediction model for individual prognosis or diagnosis)	Abstracts (TRIPOD-Abstracts), individual participant data meta-analysis or clustered data (TRIPOD-Cluster),78 systematic reviews (TRIPOD-SRMA), machine learning (TRIPOD-AI)