1.Does calculating the textbook outcome based on its negative predictors enhance the transparency of intrahepatic cholangiocarcinoma surgery assessment?
Mikhail EFANOV ; Natalia BRITSKAIA ; Denis FISENKO ; Pavel TARAKANOV ; Yuliya KULEZNEVA ; Olga MELEKHINA ; Anna KOROLEVA ; Andrey VANKOVICH ; Dmitry KOVALENKO ; Nikita SOLOVYEV ; Victor TSVIRKUN ; Igor KHATKOV
Annals of Hepato-Biliary-Pancreatic Surgery 2026;30(2):137-147
Background:
s/Aims: The definition of textbook outcome (TO) for liver surgery in patients with intrahepatic cholangiocarcinoma (ICC) varies depending on the data and TO model utilized in the study. This study aimed to clarify the separate estimation of TO in relation to its negative predictors, using two validated TO models for ICC surgery.
Methods:
We assessed the rates of achieving TO and failure of TO for both models in liver resection. Independent predictors of nonTO were identified through logistic regression and validated using AUC estimation.
Results:
TO was achieved in a similar proportion of patients across both models: 40% and 43%. The TO models did not differ in preoperative data affecting TO achievement. Independent predictors of non-TO for both models included tumor size > 10 cm,, open surgical approach, and biliary resection. TO achievement significantly differed among sub-groups that were homogeneous concerning the opposing values of the independent predictors, regardless of the TO model. The ratio of the frequency of negative predictors in the TO and non-TO groups, referred to as the TO coefficient, determines the likelihood of achieving TO given the presence of that predictor. Predictors were ranked by their negative impact on TO achievement, from the highest risk of TO failure (tumor size > 10 cm) to the lowest risk (open approach).
Conclusions
Independent predictors of non-TO may improve the transparency of TO assessment and reduce biases related to unaccounted negative prognostic factors. The impact of these independent predictors on TO realization can be estimated and ranked using TO coefficient calculations.
2.Social media engagement and professional identity among Indonesian medical students: a cross-sectional analysis of patterns, intensity, and correlation
Natalia PUSPADEWI ; Amelia THIOPELUS ; Daniel Ardian SOESELO ; Dwi Jani JULIAWATI ; Gisella ANASTASIA ; Christian ARDIANTO
Korean Journal of Medical Education 2026;38(2):130-138
Purpose:
Professional identity (PI) formation occurs over time through immersive social—digital and in-person—interactions. While digital social interactions may support the PI formation of medical students, their influence remains underexplored. This study aimed to describe the patterns and intensity of social media use and analyze its association with PI.
Methods:
This quantitative cross-sectional study was conducted at a private medical school in Jakarta, Indonesia. All undergraduate medical students were invited to participate in this study. Data were collected using the Social Networking Activity Intensity Scale (SNAIS) and the MacLeod Clark Professional Identity Scale (MCPIS-9) questionnaire. Data were analyzed descriptively and statistically.
Results:
A total of 451 students participated in this study. Participants reported moderate overall social media use intensity (mean SNAIS=2.96±0.51), with higher use for entertainment than social interaction. The mean MCPIS-9 score was 3.76±0.44. Content engagement, measured using a content engagement index (CEI) reflecting the intensity of engagement with educational and informational content across selected social media activities, was generally low and driven mainly by browsing behaviors (CEI=0.51±0.64). Weak but significant correlations were observed between CEI and MCPIS-9 (ρ=0.139, p=0.003) and between SNAIS and MCPIS-9 (r=0.102, p=0.030). One-way analysis of variance revealed significant differences in MCPIS-9 scores by duration of use for WhatsApp and X, but not for other platforms.
Conclusion
Participants mainly used social media for entertainment purposes. Social media use intensity and content engagement showed weak but significant associations with PI.
3.Short- and long-term sustained remission and the role of joint accumulation in early and very early rheumatoid arthritis: a real-world perspective
Kevin MALDONADO-CAÑÓN ; Natalia PRIETO ; Paul MÉNDEZ-PATARROYO ; Wilson BAUTISTA-MOLANO ; Paola CORAL-ALVARADO ; Gerardo QUINTANA-LÓPEZ
Journal of Rheumatic Diseases 2026;33(1):25-36
Objective:
We aimed to identify predictors of short- and long-term sustained remission in early rheumatoid arthritis (eRA) and very early rheumatoid arthritis (veRA), and to assess their relevance within the joint accumulation model paradigm.
Methods:
This retrospective real-world cohort study included adult Colombian RA patients. Based on symptom onset, patients were classified as eRA (≤12 months) or veRA (≤3 months). Sustained remission was defined using Clinical Disease Activity Index (CDAI) thresholds maintained for ≥6 months (short-term) and ≥24 months (long-term). Predictors were identified using robust Poisson regression.
Results:
In eRA, short-term remission was more likely in antinuclear antibodies (ANA)-positive patients (risk ratio [RR]: 3.29, 95% confidence intervals [CI]: 1.38~7.83) and less likely in those with higher baseline Health Assessment Questionnaire (HAQ) (RR: 0.48, 95% CI: 0.29~0.78). Long-term remission was more frequent in males (RR: 2.67, 95% CI: 1.11~6.46) and in patients with lower baseline Simple Disease Activity Index (SDAI) (RR: 0.92, 95% CI: 0.85~0.99). In veRA, short-term remission was negatively associated with anti-citrullinated protein antibodies (ACPA) (RR: 0.74, 95% CI: 0.58~0.93), swollen joint count (RR: 0.52, 95% CI: 0.27~1.00), and patient global assessment (RR: 0.61, 95% CI: 0.40~0.93). Long-term remission was associated with higher rheumatoid factor levels (RR: 1.76, 95% CI: 1.20~2.56), lower tender joint counts (RR: 0.71, 95% CI: 0.55~0.92), and slower joint accumulation rates (RR: 0.51, 95% CI: 0.29~0.90). These findings were consistent among disease-modifying anti-rheumatic drug (DMARD)-naïve patients.
Conclusion
Distinct predictors of remission in eRA and veRA underscore the need for stage-specific treatment strategies. Our findings provide real-world evidence supporting the joint accumulation model and highlight the potential to optimize outcomes through tailored time-sensitive interventions.
4.Enriching Global Perspectives Through a Regional Lens: Recognition, Assessment, and Management of Tardive Dyskinesia in Southeast Asia
Roongroj BHIDAYASIRI ; Jin Kiat ANG ; Kok Yoon CHEE ; Roger HO ; Ahmad Shahir bin MAWARDI ; Adhi Wibowo NURHIDAYAT ; Pongsatorn PAHOLPAK ; Pornjira PARIWATCHARAKUL ; Thitima SANGUANVICHAIKUL ; Eng Khean UNG ; Natalia Dewi WARDANI ; Brian YEO
Journal of Movement Disorders 2026;19(1):11-18
5.Project-based learning in teaching health equity: a qualitative study
Natalia PUSPADEWI ; Elisabeth RUKMINI ; Gisella ANASTASIA ; Christopher David KURNIAWAN ; Gracia AMANTA
Korean Journal of Medical Education 2025;37(2):119-131
Purpose:
Addressing health inequities is an integral part of contemporary medical education (ME), yet traditional lecture-based formats often fail to develop students’ deeper understanding and engagement. This study examined how a project-based learning (PjBL) approach influenced students’ learning experiences related to health equity.
Methods:
This was a qualitative phenomenology study. We designed an elective course on health equity using the PjBL approach and active learning methods. All participating students were asked to complete a group project aimed at addressing a specific health inequity issue from the surrounding community. Data were collected through reflective writing at the end of the course and analyzed using deductive thematic analysis. Twenty-seven codings were identified from 259 meaningful quotes (interrater agreement 99.62%) and grouped into four categories: character, role, competence, and learning experience.
Results:
Three major themes emerged from data analysis: (1) key learning experiences during the ME course (active learning, role-modeling, collaborative learning, comprehensive learning, and affective learning); (2) topics that facilitated students’ understanding of health inequities and physicians’ roles, particularly in addressing health inequities in Indonesia; and (3) the influence of the ME course on students’ outlook and beliefs.
Conclusion
Although this study did not introduce a novel method of instruction, it underscores the value of PjBL in enhancing students’ capacity to understand and tackle health inequities.
6.The Efficacy of Sutureless Amnion Membrane Transplantation for Corneal Epithelialization in Delayed Corneal Healing: A Systematic Review
Michelle Eva Rebeca NATALIA ; Made SUSIYANTI
Korean Journal of Ophthalmology 2025;39(3):288-299
Purpose:
To review the current evidence on the efficacy and safety of sutureless amniotic membrane transplantation (AMT) for promoting corneal epithelialization in delayed corneal healing disorders.
Methods:
A comprehensive search was conducted for studies published from January 2003 to December 2023. The inclusion criteria were studies that focused on delayed corneal healing (including persistent epithelial defect, dry eye disease, corneal ulcer, chemical injury, recalcitrant keratitis, or others), observed corneal re-epithelialization as the outcome, with the use of sutureless AM graft. Studies that reported sutureless AM combined with cyanoacrylate or fibrin glue were excluded.
Results:
A total of 14 studies met the inclusion and exclusion criteria. The most common technique for sutureless AM on the cornea was self-retained cryopreserved AMT. The result of sutureless AMT in various delayed corneal healing disorders showed complete corneal epithelialization occurred in most patients (64.4%) which ranged from 3 to 43 days. There was a low rate of adverse events (pain, 2.9%; displaced AM or lost ring, 1.7%) and complications (sterile infiltrate, 1.8%; corneal perforation, 0.6%; ring trauma, 0.4%; central corneal scarring, 0.2%).
Conclusions
Sutureless AMT promotes complete corneal epithelialization. It is easier for multiple application, more comfortable, and has a lower risk of suture-related complications. Overall, sutureless AMT is effective and safe for a variety of corneal delayed healing disorders.
7.The Efficacy of Sutureless Amnion Membrane Transplantation for Corneal Epithelialization in Delayed Corneal Healing: A Systematic Review
Michelle Eva Rebeca NATALIA ; Made SUSIYANTI
Korean Journal of Ophthalmology 2025;39(3):288-299
Purpose:
To review the current evidence on the efficacy and safety of sutureless amniotic membrane transplantation (AMT) for promoting corneal epithelialization in delayed corneal healing disorders.
Methods:
A comprehensive search was conducted for studies published from January 2003 to December 2023. The inclusion criteria were studies that focused on delayed corneal healing (including persistent epithelial defect, dry eye disease, corneal ulcer, chemical injury, recalcitrant keratitis, or others), observed corneal re-epithelialization as the outcome, with the use of sutureless AM graft. Studies that reported sutureless AM combined with cyanoacrylate or fibrin glue were excluded.
Results:
A total of 14 studies met the inclusion and exclusion criteria. The most common technique for sutureless AM on the cornea was self-retained cryopreserved AMT. The result of sutureless AMT in various delayed corneal healing disorders showed complete corneal epithelialization occurred in most patients (64.4%) which ranged from 3 to 43 days. There was a low rate of adverse events (pain, 2.9%; displaced AM or lost ring, 1.7%) and complications (sterile infiltrate, 1.8%; corneal perforation, 0.6%; ring trauma, 0.4%; central corneal scarring, 0.2%).
Conclusions
Sutureless AMT promotes complete corneal epithelialization. It is easier for multiple application, more comfortable, and has a lower risk of suture-related complications. Overall, sutureless AMT is effective and safe for a variety of corneal delayed healing disorders.
8.Project-based learning in teaching health equity: a qualitative study
Natalia PUSPADEWI ; Elisabeth RUKMINI ; Gisella ANASTASIA ; Christopher David KURNIAWAN ; Gracia AMANTA
Korean Journal of Medical Education 2025;37(2):119-131
Purpose:
Addressing health inequities is an integral part of contemporary medical education (ME), yet traditional lecture-based formats often fail to develop students’ deeper understanding and engagement. This study examined how a project-based learning (PjBL) approach influenced students’ learning experiences related to health equity.
Methods:
This was a qualitative phenomenology study. We designed an elective course on health equity using the PjBL approach and active learning methods. All participating students were asked to complete a group project aimed at addressing a specific health inequity issue from the surrounding community. Data were collected through reflective writing at the end of the course and analyzed using deductive thematic analysis. Twenty-seven codings were identified from 259 meaningful quotes (interrater agreement 99.62%) and grouped into four categories: character, role, competence, and learning experience.
Results:
Three major themes emerged from data analysis: (1) key learning experiences during the ME course (active learning, role-modeling, collaborative learning, comprehensive learning, and affective learning); (2) topics that facilitated students’ understanding of health inequities and physicians’ roles, particularly in addressing health inequities in Indonesia; and (3) the influence of the ME course on students’ outlook and beliefs.
Conclusion
Although this study did not introduce a novel method of instruction, it underscores the value of PjBL in enhancing students’ capacity to understand and tackle health inequities.
9.The rapidly emerging public health threat of rabies in Timor-Leste, 2024–2025
Filipe de Neri Machado ; Joanita Bendita da Costa Jong ; Florindo P Gonzaga ; Felisiano da Conceiç ; ã ; o ; Anthony DK Draper ; Mateus Pinheiro ; Frederico Bosco Alves dos Santos ; Noel Gama Soares ; Mariano Da Silva Marques ; Aloto Ximenes Belo ; Benigna Veneranda da Costa Amaral ; Nazario Barreto dos Santos ; Adriano Barbosa ; Livia Natalia Babo ; Joshua R Francis ; Merita Antonia A Monteiro ; Nevio Sarmento
Western Pacific Surveillance and Response 2025;16(3):41-44
Timor-Leste was rabies-free until March 2024. Since then, detections in dogs and human cases have occurred in a growing number of municipalities. Access to vaccines and rabies immunoglobulin needs to be increased by strengthening vaccine supply, integrating into routine immunization programmes and increasing awareness of the risk of rabies.
10.The Efficacy of Sutureless Amnion Membrane Transplantation for Corneal Epithelialization in Delayed Corneal Healing: A Systematic Review
Michelle Eva Rebeca NATALIA ; Made SUSIYANTI
Korean Journal of Ophthalmology 2025;39(3):288-299
Purpose:
To review the current evidence on the efficacy and safety of sutureless amniotic membrane transplantation (AMT) for promoting corneal epithelialization in delayed corneal healing disorders.
Methods:
A comprehensive search was conducted for studies published from January 2003 to December 2023. The inclusion criteria were studies that focused on delayed corneal healing (including persistent epithelial defect, dry eye disease, corneal ulcer, chemical injury, recalcitrant keratitis, or others), observed corneal re-epithelialization as the outcome, with the use of sutureless AM graft. Studies that reported sutureless AM combined with cyanoacrylate or fibrin glue were excluded.
Results:
A total of 14 studies met the inclusion and exclusion criteria. The most common technique for sutureless AM on the cornea was self-retained cryopreserved AMT. The result of sutureless AMT in various delayed corneal healing disorders showed complete corneal epithelialization occurred in most patients (64.4%) which ranged from 3 to 43 days. There was a low rate of adverse events (pain, 2.9%; displaced AM or lost ring, 1.7%) and complications (sterile infiltrate, 1.8%; corneal perforation, 0.6%; ring trauma, 0.4%; central corneal scarring, 0.2%).
Conclusions
Sutureless AMT promotes complete corneal epithelialization. It is easier for multiple application, more comfortable, and has a lower risk of suture-related complications. Overall, sutureless AMT is effective and safe for a variety of corneal delayed healing disorders.


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