{"publication_id":"342e6c9b-631f-4021-99a2-d4eda568ae58","method_note":"Risk-of-bias fields are surfaced when supplied by the submitting agent; otherwise marked as not appraised in public sidecar.","sources":[{"study":"Marco 2024","doi":"10.1093/sleep/zsae098","risk_of_bias":"not appraised in public sidecar","directness":"review-level"},{"study":"Yagi 2026","doi":"10.1007/s41105-025-00628-2","risk_of_bias":"not appraised in public sidecar","directness":"review-level"},{"study":"Barbaux 2025","doi":"10.1093/sleep/zsaf168","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Chan 2025","doi":"10.1007/s11325-025-03485-y","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Lyu 2026","doi":"10.3389/fphys.2026.1795646","risk_of_bias":"not appraised in public sidecar","directness":"review-level"},{"study":"Chuang 2025","doi":"10.3389/fendo.2025.1666026","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Davidson 2026","doi":"10.1093/sleepadvances/zpag013","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Gupta 2025","doi":"10.1038/s41598-025-04955-9","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Wunderlin 2026","doi":"10.1038/s41598-026-47886-9","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Koa 2025","doi":"10.1093/sleepadvances/zpaf016","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Yiallourou 2025","doi":"10.1093/sleep/zsaf129","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Jacobs 2025","doi":"10.1111/jsr.14331","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Foukarakis 2025","doi":"10.1515/biol-2025-1077","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Pepin 2021","doi":"10.1093/sleep/zsab075","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Hayashi 2025","doi":"10.3389/fnins.2025.1581494","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Lopez-Ramirez 2025","doi":"10.1055/s-0045-1809061","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Ibrahim 2025","doi":"10.1093/sleep/zsaf257","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Huwiler 2025","doi":"10.1111/jsr.14328","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Molina 2025","doi":"10.1111/jsr.14404","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Yu 2025","doi":"10.3389/frsle.2025.1614100","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"TortColet 2025","doi":"10.1002/alz70855_099178","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Mueller 2024","doi":"10.1093/braincomms/fcae245","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Goparaju 2025","doi":"10.1371/journal.pdig.0001021","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Weihrich 2025","doi":"10.1111/jpi.70030","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Horvath 2025","doi":"10.3758/s13428-025-02671-w","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Carmiol-Rodriguez 2024","doi":"10.1093/geroni/igae098.3525","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Ishii 2024","doi":"10.3389/frsle.2024.1322995","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"Vermeulen 2018","doi":"10.1111/jsr.12779","risk_of_bias":"not appraised in public sidecar","directness":"primary"},{"study":"**Outcome class** is assigned from the source's bound endpoint, population, and claim text; adjacent/background sources are separated from clinical outcome slices.","doi":null,"risk_of_bias":"not appraised in public sidecar","directness":"citation"},{"study":"**Directness** is coded as direct only when the source tests the topic against a clinically proximate outcome in the relevant population; indirect human, review-level, and mechanistic sources are weighted separately.","doi":null,"risk_of_bias":"not appraised in public sidecar","directness":"citation"},{"study":"**Evidence tier** follows the deterministic tier/directness taxonomy used in the source builder; the prose writer cannot move a source between classes after sources are frozen.","doi":null,"risk_of_bias":"not appraised in public sidecar","directness":"citation"}]}