Negative / Null Result Report2021
Severe ocular and adnexal complications in dengue hemorrhagic fever: A report of 29 eyes
Indian Journal of Ophthalmology
Failure-mode index
Negative results in Ophthalmology
23 indexed negative results, null findings, and replication failures in Ophthalmology. Each entry is a real published study whose primary finding was negative — learn what already failed before you repeat it.
Most-cited failures in Ophthalmology
Negative / Null Result Report2020
Effects of preoperative doses of betamethasone acetate 0.1% on dry eye control after cataract surgery
Indian Journal of Ophthalmology
Negative / Null Result Report2023
Decreased levels of interleukin-6 level in tears and clinical changes in subjects with moderate-to-severe infection corneal ulcers treated with platelet-rich fibrin lysate eye drops
Taiwan Journal of Ophthalmology
Negative / Null Result Report2010
Influence of bar reader colour and contrast when reading
British and Irish Orthoptic Journal
Negative / Null Result Report2024
The Effects of Implantable Collamer Lens ICL Implantation in High Myopia Patients’ Mental Health
Clinical Ophthalmology
Negative / Null Result Report2016
The measurement of intraocular pressure over positive soft contact lenses by rebound tonometry
Journal of Optometry
Negative / Null Result Report2021
Efficacy of two vertically integrated teaching–learning methods – The ocular basic science workshop versus lecture in enhancing knowledge and skills of ocular examination techniques and underlying principles in second clinical year medical students: A prospective interventional study
TNOA Journal of Ophthalmic Science and Research
Negative / Null Result Report2017
Comparison of 12-month therapeutic effect of conbercept and ranibizumab for diabetic macular edema: a real-life clinical practice study
BMC Ophthalmology
Negative / Null Result Report2026
Comparison of intravitreal injection of ranibizumab, steroids, and pars plana vitrectomy for chronic persistent nonimproving diabetic macular edema with nontractional epiretinal membrane
Delta Journal of Ophthalmology
Negative / Null Result Report2016
Comparison of microbiology and visual outcomes of patients undergoing small-gauge and 20-gauge vitrectomy for endophthalmitis
Clinical Ophthalmology
Negative / Null Result Report2020
Risk factors for opaque bubble layer in femtosecond-laser-assisted laser in situ keratomileusis (an Egyptian study)
Journal of the Egyptian Ophthalmological Society
Negative / Null Result Report2022
Clinical Application of Foldable Capsular Vitreous Bodies in the Treatment of Severe Ocular Trauma and Silicone Oil Dependent Eyes
Journal of Ophthalmology
Negative / Null Result Report2020
Can Tinted Lenses Be Used to Manipulate Pupil Size and Visual Performance When Wearing Multifocal Contact Lenses?
Clinical Optometry
Failed Experiment Report2008
Puntoplastia en el tratamiento de la queratoconjuntivitis seca Punctum surgery for the treatment of keratoconjunctivitis sicca
Revista Cubana de Oftalmología
Failed Experiment Report2025
CANBERRA: A Phase II Randomized Clinical Trial to Test the Therapeutic Potential of Oral Vicasinabin in Diabetic Retinopathy
Ophthalmology Science
Negative / Null Result Report2019
Effect of donor graft thickness on clinical outcomes after descemet stripping automated endothelial keratoplasty
Journal of Ophthalmic & Vision Research
Negative / Null Result Report2018
Association between visual status and mental health status in Thai rural elderly: a community-based study
International Journal of Ophthalmology
Negative / Null Result Report2024
Microkeratome versus manually dissected donor tissue for Descemet stripping endothelial keratoplasty: A randomized prospective study
Indian Journal of Ophthalmology
Negative / Null Result Report2015
The sick body is not associated with the sicker eye
Journal of Clinical Ophthalmology and Research
Negative / Null Result Report2020
Biosafety of a 3D-printed intraocular lens made of a poly(acrylamide-co-sodium acrylate) hydrogel in vitro and in vivo
International Journal of Ophthalmology
Negative / Null Result Report2018
Effect of transportation on the quality of the donor corneal buttons
Journal of Clinical Ophthalmology and Research
Negative / Null Result Report2022
Comparison of surgical outcomes between initial trabeculectomy and Ex-PRESS in terms of achieving an intraocular pressure below 15 and 18 mmHg: a retrospective comparative study
Eye and Vision
Negative / Null Result Report2019
A case of bilateral macular hole in a young HIV-positive patient
The Pan-American Journal of Ophthalmology