A searchable index of real negative results, null findings, and replication failures from the published literature — so you can learn what didn't work before repeating it.
WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record (title, authors, DOI) compiled from open scholarly databases, with the abstract shown in full only where the paper is openly licensed (e.g. Creative Commons); otherwise a short excerpt is shown for reference under fair use. WASTE classifies each work by failure type; classifications are automated and approximate.
20240 results in Negative / Null Result Report · page 358 of 675
Abaei E, Martin P · 2026 · Aging & mental health
Objectives Using data from the Health and Retirement Study (1992-2020), this study investigates how cognitive function and its longitudinal changes influence trajectories of depressive symptoms among oldest-old adults. Method Latent growth…
Koivu N, Lankinen M, Schwab U · 2026 · Health education & behavior : the official publication of the Society for Public Health Education
Sustained dietary change is essential for type 2 diabetes prevention, yet most Finnish men do not follow dietary recommendations. Eating behavior traits such as cognitive restraint, uncontrolled eating, and emotional eating may influence…
Aygun TM, Ozkara G, Balin Duzguner IN et al. · 2026 · Zygote (Cambridge, England)
Recurrent pregnancy loss (RPL) is a clinically important condition in women undergoing assisted reproductive technologies (ART). This study evaluated embryo morphology and morphokinetic parameters using time-lapse monitoring (TLM) and…
McNeil J, Logel C, Rehman US · 2026 · Journal of sex research
Sexual problems in relationships are negatively correlated with sexual satisfaction, but the direction of this relationship remains unclear. Although most theorizing posits that changes in sexual problems precede changes in sexual…
Laas MM, Wright M, Enright K et al. · 2026 · Research quarterly for exercise and sport
This study analyzed the longitudinal relationship between short sprints and counter movement jump (CMJ) in youth male soccer players. Players ( n = 304, age 13.0 ± 1.9 years) from a Scottish soccer academy completed sprints (10 m, 20 m…
Barton JM, Eagleton SG, Reyes LI et al. · 2026 · Appetite
Parental feeding practices (hereafter referred to as feeding practices) influence child weight outcomes, but few studies have identified which obesogenic risk factors shape their feeding practices using an ecological approach, especially…
Ferensztajn-Rochowiak E, Rybakowski F, Michalak M et al. · 2026 · Journal of affective disorders
Objectives Treatment resistance in major depressive disorder (MDD) affects nearly 30% of patients, and early childhood trauma (CT) may play a significant role in its development. The international PROMPT project investigates the…
Chen YC, Chang HJ, Chang CW et al. · 2026 · Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society
Introduction Delirium is a common and serious complication in critically ill patients, associated with higher mortality, prolonged intensive care unit (ICU) stays, and cognitive impairments. Furthermore, renal dysfunction is a…
Chira A, de la Fuente Garcia S · 2025 · Preprint
Morality is deeply rooted in the context of relationships. Yet the influence of relational factors, such as attachment, on moral concerns remains largely unexplored. Nonetheless, recent scholarship has shed some light on the connection…
Li X, Lyu Y · 2025 · Preprint
Abstract People are often unaware of objects that are easily aware of at other times. Because the visual target itself is constant, this change may be attributed to fluctuations in cortical excitability. It is measured mainly by the power…
Guérémy A, Morel V, Stojkovic T et al. · 2026 · Muscle & nerve
Introduction/aims LGMDR8 is a very rare autosomal recessive limb-girdle muscular dystrophy caused by variants in the TRIM32 gene. To date, 92 cases have been reported, mainly in the Hutterite population with a founder effect. This study…
Kirkorian H, Barr R, Suh B et al. · 2025 · Preprint
Growing evidence linking media use to worse child outcomes highlights a need to understand mechanisms driving media use. Past research links media use to infant negative affect, and parents report using media to cope. However, trait-level…
Girard JM, Yermol DA, Bylsma LM et al. · 2025 · Preprint
Objective: Previous work has yielded mixed results regarding the relationships of interpersonal synchrony with working alliance and treatment outcomes. We sought to clarify these relationships by applying more sophisticated dynamic and…
Ladwig G, Schönhals K, Tanck JA et al. · 2025 · Scientific reports
As exposure to fitspiration images can lead to body dissatisfaction, it is important to understand which factors contribute to this effect. Therefore, this online experiment examined possible predictors of state body dissatisfaction…
Engelmann P, Busmann M, Löwe B et al. · 2026 · Journal of psychosomatic research
Background Biopsychosocial mechanisms are assumed to underlie the chronification of back pain; however, potentially relevant factors have mainly been examined in isolation rather than within comprehensive aetiological models. This study…
Hill AL, Yu L, Miller E et al. · 2026 · Violence and victims
Structural equation modeling (SEM) allows for the examination of complex relationships between violence and associated behaviors. We sought to understand the bidirectional longitudinal associations between sexual violence (SV)…
Eerdekens R, Johnson NP, Adrichem R et al. · 2026 · EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology
Background Assessing aortic stenosis (AS) haemodynamics under stress may distinguish physiological responses beyond traditional severity metrics. Aims We aimed to evaluate symptomatic patients with moderate AS and preserved left…
Jordan G, Stockinger K, Schiltz C et al. · 2025 · Preprint
Parenting is an emotion-eliciting experience that requires parents to navigate the dual demands of regulating their own and their children’s emotions, drawing on regulatory strategies such as reappraisal and rumination. However, patterns…
Fatt SJ, Hay P, George E et al. · 2025 · Sports medicine - open
Background Disordered eating is common in elite athletes and may be motivated by perceived performance advantages associated with becoming leaner. However, few studies have examined the performance outcomes associated with disordered…
Nielsen FE, Abdullah OB, Chafranska L et al. · 2026 · The American journal of emergency medicine
Background Temperature abnormalities are established prognostic markers in sepsis, but their predictive value in older adults with infection without sepsis remains unclear. Objective To examine the association between arrival temperature…
Wolfer P, Tselekidou F, Baumeister F et al. · 2026 · Journal of communication disorders
This study adopts a twofold approach to examine how bilingual exposure and (socio-)cognitive factors influence narrative macrostructure in children. First, it investigated the impact of Exposure to Additional Languages (EtAL) on the…
Duong LHK, Lam NV, Tran VT · 2025 · Preprint
Background: Atrial high-rate episodes (AHRE), a form of subclinical atrial fibrillation detected by pacemakers, are linked to increased stroke risk. While NT-proBNP is a known predictor of atrial fibrillation, the predictive value of…
Murray-Watson RE, Guaracha X, Bilinski A et al. · 2026 · Medical decision making : an international journal of the Society for Medical Decision Making
IntroductionDuring the COVID-19 pandemic, many communities across the United States experienced surges in hospitalizations, which strained the local hospital capacity. Some risk metrics, such as the Center for Disease Control and…
Kaneva AM, Bojko ER · 2026 · Experimental and clinical endocrinology & diabetes : official journal, German Society of Endocrinology [and] German Diabetes Association
Uric acid-to-high-density lipoprotein cholesterol ratio (UHR) is a novel and promising marker for metabolic abnormalities. Recent studies have demonstrated that UHR is related to a number of diseases that are caused by insulin resistance.…
van Alebeek H, D'Errico L, Delgadillo J et al. · 2026 · Journal of consulting and clinical psychology
Objective The mechanisms underlying psychotherapy's effects remain debated, with some emphasizing theory-specific therapeutic techniques and others highlighting common factors like therapeutic alliance. Evidence is inconclusive partially…
Aschenbrenner AJ, Jackson JJ, Stout SH et al. · 2025 · Preprint
It is becoming common to repeatedly measure cognition over short intervals in order to capture dynamic fluctuations over time, which can be substantial. It is currently unknown whether daily deviations in cognitive performance have…
Gao Y, Yang J · 2026 · Psychology, health & medicine
Numerous studies have examined the association between fear of COVID-19 (FoC-19) and depressive symptoms using cross-sectional designs. However, the directional nature of this relationship remains unclear. The present study addressed this…
Videman K, Leppänen JM, Hallamaa L et al. · 2026 · Acta paediatrica (Oslo, Norway : 1992)
Aim Growth faltering and loss of development potential are common in low- and middle-income countries. We aimed to study whether linear growth before and after 2 years, height-for-age Z-score (HAZ) from 1 month until 13 years and morbidity…
Mudarris MA, Schaefer RS · 2025 · Preprint
Research on sensorimotor synchronization typically examines finger tapping to auditory rhythms. These studies generally investigate timing accuracy, largely neglecting the force of tapping, which provides information on exertion and thus…
Lineweaver TT, Terwillegar S, Aardsma NJ et al. · 2026 · Experimental aging research
This study examined the role of memory-specific self-regulatory focus in guiding young and older adults' usage of everyday memory strategies Participants included 164 young (ages 18-23) and 204 older (ages 68-75) adults. Structural…