OOIR: Observatory of International Research

Papers

(The H4-Index of Trials is 31. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
Effectiveness of self-management intervention program based on Self-Determination Theory and Solution-Focused Approach in adolescents with inflammatory bowel disease: study protocol for a randomized c	104
Rationale and design of a large trial of perioperative ketamine for prevention of chronic post-surgical pain	62
Intensive smoking cessation treatment as an adjunct to concurrent psychotherapy: study protocol for a randomized controlled trial	62
Enhancing COVID Rehabilitation with Technology (ECORT): protocol for an open-label, single-site randomized controlled trial evaluating the effectiveness of electronic case management for individuals w	57
Effect of different feeding methods on gastrointestinal function in critical patients (DFM-GFC): study protocol for a randomized controlled trial	56
Lisbon Intensive Falls Trampoline Training (LIFTT) Program for people with Parkinson’s for balance, gait, and falls: study protocol for a randomized controlled trial	55
A protocol for a single center, randomized, controlled trial comparing the clinical efficacy of 3% diquafosol and 0.1% hyaluronic acid in diabetic patients with dry eye disease	53
Multimodal therapeutic intervention program associated with photobiomodulation therapy for individuals with chronic nonspecific neck pain: protocol for a clinical trial	53
A novel trial methodology to test interventions with very large effect sizes: the case of dostarlimab in mismatch repair-deficient, locally advanced rectal cancer	50
Addressing Hypertension and Diabetes through Community-Engaged Systems (ANDES) in Puno, Peru: rationale and study protocol for a hybrid type 2 effectiveness and implementation randomized controlled tr	50
Preoperative Education for Less Outpatient Pain after Surgery (PELOPS trial) in orthopedic patients—study protocol for a randomized controlled trial	46
Parent-guided home skin care for infants via a WeChat platform: a study protocol for a cluster randomized controlled trial	45
Blood flow restriction Exercise in the perioperative setting to Prevent loss of muscle mass in patients with pancreatic, biliary tract, and liver cancer: study protocol for the PREV-Ex randomized cont	45
A prevention program for binge drinking among students based on mindfulness and implementation intention (ALCOMEDIIT): a randomized controlled trial	43
Digital peer-to-peer support programme for informal caregivers of people living with motor neuron disease: study protocol for a multi-centre parallel group, single-blinded (outcome assessor) randomise	39
The Knee-Fix study: study protocol for a randomised controlled trial evaluating cemented and cementless components in total knee arthroplasty	39
Evaluation of negative binomial and zero-inflated negative binomial models for the analysis of zero-inflated count data: application to the telemedicine for children with medical complexity trial	39
Early parent-child intervention with Dialogic Book-Sharing: effects on child communicative and socio-emotional development and on parenting. Study protocol for a multicentre randomised controlled tria	39
Comparison of the pathological response to 2 or 4 cycles of neoadjuvant CAPOX in II/III rectal cancer patients with low/intermediate risks: study protocol for a prospective, non-inferior, randomized c	38
Factors impacting participation in research during the COVID-19 pandemic: results from a survey of patients in the ophthalmology outpatient department	36
Effect of esketamine on postoperative quality of recovery in patients undergoing arthroscopic rotator cuff repair: protocol for a prospective, randomized, double-blind study	35
A self-efficacy-enhancing physical activity intervention in women with high-risk factors for gestational diabetes mellitus: study protocol for a randomized clinical trial	33
Remote blood pressure monitoring in high risk pregnancy — study protocol for a randomised controlled trial (REMOTE CONTROL trial)	33
The effect of pre-emptive oral pregabalin on opioid consumption in patients undergoing laparoscopic sleeve gastrectomy with an analysis of intraoperative hemodynamic stability and quality of recovery:	33
Smartphone-assisted guided self-help cognitive behavioral therapy for young people with distressing voices (SmartVoices): study protocol for a randomized controlled trial	33

Continuous monitoring of patients in and after the acute admission ward to improve clinical pathways: study protocol for a randomized controlled trial (Optimal-AAW)	33
Disgust-reduction evaluative conditioning (DREC) and brain stimulation in patients with contamination-based obsessive-compulsive disorder: a protocol for a randomized control trial	33
PRALINE: study protocol for a phase IIb inpatient stroke rehabilitation randomized controlled trial investigating longitudinal outcomes after progressive abduction loading therapy	33
Using web-based CBT-I to improve sleep to prevent depression and anxiety in adolescents at high risk: a randomized controlled trial protocol	33
Elucidating treatment targets and mediators within a confirmatory efficacy trial: study protocol for a randomized controlled trial of cognitive-behavioral therapy vs. light therapy for winter depressi	31
High versus low pneumoperitoneum PressUre for parenchymal transection in minimally invasive major liver surgery (PPULS)—a non-inferiority, multicenter, randomized, controlled trial	31
Protocol for an evaluation of adherence monitoring and support interventions among people initiating antiretroviral therapy in Cape Town, South Africa—a multiphase optimization strategy (MOST) approac	31
Correction: The clinical evaluation of electroacupuncture combined with mindfulness meditation for overweight and obesity: study protocol for a randomized sham-controlled clinical trial	31