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Trial design including bias, placebo effect

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  1. Unable

    Observer and/or Researcher Placebo?

    Unable, Dec 28, 2018
    Replies:
    8
    Views:
    2,327
    Trish
    Dec 28, 2018
  2. Barry

    The 'C' in RCT

    Barry, Dec 22, 2020 ... 2
    Replies:
    30
    Views:
    3,538
    Peter Trewhitt
    Dec 25, 2020
  3. Simon M

    Participation bias

    Simon M, Mar 15, 2021
    Replies:
    2
    Views:
    1,719
    Invisible Woman
    Mar 16, 2021
  4. ME/CFS Skeptic

    Interventions that manipulate how patients report symptoms as a separate form of bias

    ME/CFS Skeptic, Jun 22, 2021 ... 4 5 6
    Replies:
    101
    Views:
    10,839
    FMMM1
    Jul 26, 2021
  5. Trish

    Identifying and managing problematic trials: A research integrity assessment tool for RCTs in evidence synthesis, 2022, Weibel, Garner et al

    Trish, Sep 26, 2022
    Replies:
    4
    Views:
    1,699
    rvallee
    Oct 2, 2022
  6. cassava7

    Bias was reduced through the removal of subjective elements from the outcome definition, Kahan et al, 2016

    cassava7, Oct 6, 2022
    Replies:
    1
    Views:
    1,510
    rvallee
    Oct 6, 2022
  7. Andy

    Article: Is my study useless? Why researchers need methodological review boards

    Andy, Jan 9, 2023
    Replies:
    6
    Views:
    1,527
    Hutan
    Jan 10, 2023
  8. Andy

    A scoping review identifies multiple comments suggesting modifications to SPIRIT 2013 and CONSORT 2010 2023 Nejstgaard et al

    Andy, Jan 22, 2023
    Replies:
    0
    Views:
    1,080
    Andy
    Jan 22, 2023
  9. Andy

    A qualitative study exploring researchers' experience of involving and engaging seldom-heard communities in big data research 2023 Teodorowski et al

    Andy, Jan 25, 2023
    Replies:
    1
    Views:
    1,151
    rvallee
    Jan 25, 2023
  10. Wyva

    Recruitment for studies

    Wyva, May 3, 2023
    Replies:
    7
    Views:
    1,361
    bobbler
    May 5, 2023
  11. Arvo

    Free Stanford webinar "An Insider's Guide to Clinical Trials"

    Arvo, Oct 18, 2023
    Replies:
    0
    Views:
    767
    Arvo
    Oct 18, 2023
  12. Andy

    Opinions on payments to participants in research

    Andy, Nov 20, 2023 ... 2
    Replies:
    26
    Views:
    2,448
    ItsMERJD
    Nov 22, 2023
  13. chillier

    Measuring Cognitive Exertion

    chillier, Jun 12, 2023 ... 2
    Replies:
    25
    Views:
    3,151
    chillier
    Mar 1, 2024
  14. MSEsperanza

    Basic questions on terms and methodology used in clinical trials

    MSEsperanza, Nov 3, 2022 ... 2
    Replies:
    24
    Views:
    3,464
    Nightsong
    Apr 10, 2024
  15. forestglip

    Using deconditioned people as controls

    forestglip, May 12, 2024 ... 2 3
    Replies:
    41
    Views:
    2,861
    Mij
    Jul 9, 2024
  16. Midnattsol

    Recipe for study that will give good results

    Midnattsol, Sep 21, 2023
    Replies:
    1
    Views:
    472
    Midnattsol
    Jul 18, 2024
  17. Haveyoutriedyoga

    Recommendations on recording harms in randomised controlled trials of behaviour change interventions, 2024, Papaioannou et al

    Haveyoutriedyoga, Oct 2, 2024
    Replies:
    4
    Views:
    988
    ME/CFS Skeptic
    Oct 5, 2024
  18. ME/CFS Skeptic

    Bias due to a lack of blinding: a discussion

    ME/CFS Skeptic, Sep 22, 2019 ... 11 12 13
    Replies:
    251
    Views:
    27,672
    Snow Leopard
    Dec 14, 2024
  19. Sasha

    Have there been any high-profile critiques of open-label, subjective-measures BPS randomised trials? If not, why not?

    Sasha, Jan 2, 2025 ... 2
    Replies:
    25
    Views:
    988
    Trish
    Jan 2, 2025
  20. rvallee

    Ideas for a Declaration to raise standards in evidence-based medicine

    rvallee, Jan 2, 2025
    Replies:
    6
    Views:
    746
    Ravn
    Jan 4, 2025
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