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Nevin Manimala Statistics

SAFETY OF TAMSULOSIN ALONE OR IN COMBINATION WITH 5Α-REDUCTASE INHIBITORS ON LIPID PROFILE, RENAL FUNCTION, AND LIVER PARAMETERS

Georgian Med News. 2026 Jun;(375):222-229.

ABSTRACT

BACKGROUND: Tamsulosin and 5α-reductase inhibitors (finasteride and dutasteride) are widely prescribed for benign prostatic hyperplasia (BPH). However, their systemic effects on metabolic, renal, and hepatic functions remain incompletely understood.

OBJECTIVE: To evaluate the safety profile of tamsulosin monotherapy compared with combination therapies (tamsulosin plus finasteride or dutasteride) on lipid profile, renal function, liver enzymes, and bilirubin levels in men with BPH.

METHODS: This cross-sectional study included 102 male participants aged >50 years, divided into five groups: healthy controls (n=26), newly diagnosed treatment-naïve BPH (n=25), BPH receiving tamsulosin monotherapy >3 months (n=26), BPH receiving tamsulosin+finasteride >3 months (n=11), and BPH receiving tamsulosin+dutasteride >3 months (n=14). Serum lipid profile (total cholesterol, triglycerides, HDL-C, LDL-C, VLDL, atherogenic index), renal function (urea, creatinine, eGFR, uACR), liver function (ALT, AST, ALP, GGT, albumin), and bilirubin fractions (total, direct, indirect) were measured using standardized automated methods.

RESULTS: Lipid profile parameters showed no significant differences between treatment groups and controls, with all values remaining within desirable ranges. Renal function tests, including serum urea, creatinine, eGFR, and urinary albumin-to-creatinine ratio, demonstrated no clinically significant alterations across all BPH treatment groups compared to controls. Liver enzymes (ALT, AST, ALP, GGT) and serum albumin levels remained within normal limits across all groups. Total, direct, and indirect bilirubin concentrations showed no significant elevation, indicating preserved hepatic excretory function. Notably, no statistically significant differences were observed between tamsulosin monotherapy and combination therapy groups for any of the measured parameters.

CONCLUSION: Tamsulosin administered alone or in combination with finasteride or dutasteride for more than three months demonstrated non-significant differences in the measured biochemical parameters among the studied groups represented by no adverse effects on lipid metabolism, renal function, liver enzymes, or bilirubin homeostasis. These findings support the safe use of these therapeutic regimens in elderly BPH patients, including those with underlying metabolic or organ function concerns. Further prospective longitudinal studies with larger sample sizes are warranted to confirm these observations.

PMID:42603338

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Nevin Manimala Statistics

PREVENTION OF LOCAL POSTOPERATIVE COMPLICATIONS IN THE SURGICAL TREATMENT OF CHRONIC VENOUS INSUFFICIENCY OF THE LOWER EXTREMITIES (CEAP C3-C5)

Georgian Med News. 2026 Jun;(375):212-221.

ABSTRACT

INTRODUCTION: Chronic venous insufficiency of the lower extremities remains one of the most significant problems of modern vascular surgery and angiology because of its high prevalence, progressive course, and association with edema, trophic skin changes, and impaired quality of life. In patients with CEAP C3-C5 disease, the outcome of surgical treatment depends not only on elimination of pathological venous reflux, but also on the degree of surgical trauma and the risk of local postoperative complications.

AIM: To evaluate the effect of a modified dissection technique for incompetent perforating veins with preservation of the accompanying artery on the incidence of local postoperative complications in patients with CEAP C3-C5 chronic venous insufficiency of the lower extremities.

MATERIALS AND METHODS: A single-center prospective non-randomized comparative clinical study was conducted at the Department of Cardiovascular Surgery of the Medical Hospital of Semey State Medical University in 2018-2021. The study included 62 patients aged 22 to 48 years with clinically significant chronic venous insufficiency of the lower extremities CEAP C3-C5 who required surgical treatment. The main group consisted of 32 patients who underwent modified dissection of incompetent perforating veins with preservation of the accompanying artery, whereas the comparison group included 30 patients operated on using the conventional technique. Preoperative assessment included clinical examination, duplex ultrasound scanning, CEAP classification, and VCSS scoring. The primary endpoint was the overall incidence of local postoperative complications; the secondary endpoint was the change in VCSS over follow-up. Statistical analysis was performed using Fisher’s exact test and the Mann-Whitney U test; p<0.05 was considered statistically significant.

RESULTS: The groups were comparable at baseline in age, CEAP clinical class distribution, and initial VCSS values. In the comparison group, local postoperative complications occurred substantially more often than in the main group. Subcutaneous hematomas were observed in 26.7% versus 6.3% of patients (p=0.040), postoperative limb edema in 40.0% versus 3.1% (p<0.001), ecchymosis in 10.0% versus 0, and skin necrosis in 6.7% versus 0, respectively. The overall incidence of at least one local postoperative complication was 53.3% in the conventional surgery group and 9.4% in the modified surgery group (p=0.00024). Absolute risk reduction was 43.9%, relative risk was 0.18, relative risk reduction was 82.4%, and the number needed to treat was 2.3. VCSS dynamics also favored the modified technique: at 6 months the score was 5 [4;6] versus 6 [5;8] (p=0.028), and at 12 months it was 4 [3;5] versus 6 [5;7] (p=0.011) in the main and comparison groups, respectively.

CONCLUSIONS: The modified dissection of incompetent perforating veins with preservation of the accompanying artery was associated with a significant reduction in the incidence of local postoperative complications in patients with chronic venous insufficiency of the lower extremities CEAP C3-C5 compared with the conventional technique. The method is associated with a more favorable early postoperative course and better subsequent clinical improvement according to VCSS, which supports its use as a tissue-sparing and pathogenetically justified surgical approach.

PMID:42603337

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Nevin Manimala Statistics

CLINICAL CHARACTERISTICS AND RISK FACTORS FOR ADVERSE OUTCOMES IN ELDERLY PATIENTS WITH SEVERE COVID-19

Georgian Med News. 2026 Jun;(375):166-174.

ABSTRACT

OBJECTIVE: To identify key clinical, laboratory, and imaging predictors of adverse outcomes in elderly patients aged 60-74 years with COVID-19.

MATERIALS AND METHODS: A comprehensive retrospective analysis was conducted among elderly patients diagnosed with COVID-19. The participants were divided into two groups: survivors (n=50) and non-survivors (n=140). The study was conducted from May to October 2021 at the City Clinical Infectious Diseases Hospital No.3 in Astana, Kazakhstan. Statistical analysis was performed using non-parametric methods, including the Mann-Whitney U test.

RESULTS: Elderly patients aged 60-74 years accounted for 48% of all in-hospital deaths during the study period (140 of 292 deaths). Adverse outcomes were strongly associated with the development of a systemic inflammatory response. In the non-survivor group, critical median values were identified for C-reactive protein (CRP) – 97.9 mg/L, interleukin-6 (IL-6) – 38.15 pg/mL, and the lung involvement on CT imaging – 45.0% (IQR: 30.0-60.0%). Concomitant chronic bronchopulmonary pathology was also more frequent in the non-survivor group than in the survivor group (31% vs. 8%). Statistically significant differences between non-survivors and survivors were found for CRP levels (p=0.001), IL-6 levels (p=0.024), CT -assessed lung involvement (p=0.032), and chronic bronchopulmonary pathology (p=0.001).

CONCLUSION: This study identified critical markers of clinical decompensation in COVID-19 patients aged 60-74 years: lung involvement≥ 45% on CT imaging (CT-2/CT-3), IL-6 >40 pg/mL, and CRP >100 mg/L. Concomitant bronchopulmonary pathology was significantly more frequent among non-survivors than among survivors (31% vs. 8%) and was associated with an adverse outcome. These findings support the need for early targeted therapy when the specified threshold values are reached.

PMID:42603331

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Nevin Manimala Statistics

MENTAL HEALTH IN THE MODERN WORLD: THE PROBLEM AND SOLUTIONS

Georgian Med News. 2026 Jun;(375):153-160.

ABSTRACT

AIM OF THE STUDY: To analyze current mental health problems, assess the prevalence of mental disorders, identify key determinants, and evaluate access to mental health care in different countries.

MATERIAL AND METHODS: A narrative analytical review with a comparative synthesis of international and national data on mental health for 2019-2025 was conducted, including scientific publications, reports and estimates from the World Health Organization, Global Burden of Disease, World Mental Health, the Organization for Economic Co-operation and Development, and national data from Ukraine.

RESULTS: Mental health significantly affects quality of life, productivity, and social stability. The COVID-19 pandemic, military conflicts, and economic instability have increased the prevalence of depressive, anxiety, and stress-related disorders worldwide. A high global burden of mental disorders and major regional differences were identified. The treatment gap remains especially high in low- and middle-income countries, where less than 10% of the population receives adequate care. In developed countries, coverage reaches 20-40%, although inequalities, long waiting times, and stigmatization persist. In Ukraine, the prevalence of mental disorders is estimated at 31-36% due to socio-economic instability and military conflict.

CONCLUSIONS: The findings highlight the need to integrate mental health services into primary health care, expand community-based support models, and implement comprehensive policies to reduce the global burden of mental disorders.

PMID:42603329

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Nevin Manimala Statistics

EFFECTIVENESS OF STANDARD AND INDIVIDUALIZED MARPE DEVICES IN ADULT PATIENTS BASED ON CONE BEAM COMPUTED TOMOGRAPHY DATA

Georgian Med News. 2026 Jun;(375):128-137.

ABSTRACT

Maxillary transverse deficiency (MTD) in adults is difficult to treat due to partial or complete fusion of the midpalatal suture and the limited effectiveness of conventional orthodontic expansion techniques. Traditional methods often lead mainly to dentoalveolar changes and may cause tooth inclination, periodontal complications, and instability of treatment outcomes. The purpose of this study was to analyze morphometric changes of the maxillary complex in adult patients after treatment with standard and individualized MARPE appliances using cone beam computed tomography (CBCT) and to compare their effectiveness in achieving skeletal expansion. Adult patients with diagnosed maxillary transverse deficiency were treated with either a standard MSE-type Microimplant-Assisted Rapid Palatal Expander (MARPE) or a customized MARPE appliance developed using digital planning. CBCT examinations were performed before treatment and after the expansion phase as part of clinically indicated diagnostic and treatment monitoring protocols. Morphometric analysis included measurements of transverse parameters of the maxillary complex. Statistical analysis was conducted using paired t-tests, the Mann-Whitney U-test, and analysis of variance (ANOVA) with a significance level of p<0.05. Both appliances provided effective maxillary expansion and significant increases in transverse parameters of the upper jaw. However, the individualized MARPE demonstrated greater effectiveness compared to the standard MSE-type appliance in terms of intermolar width gain (4.8±1.5 mm versus 3.4±1.2 mm) and the frequency of midpalatal suture opening (85% versus 60%). CBCT enabled accurate three-dimensional visualization of skeletal changes and objective monitoring of treatment outcomes. The study provides a comparative evaluation of standard and customized MARPE appliances in adult patients based on CBCT morphometric data, emphasizing the advantages of individualized appliance design. Both MARPE systems are effective for treating maxillary transverse deficiency in adults. However, customized MARPE appliances provide more precise positioning, better anatomical adaptation, and potentially greater long-term stability of expansion results.

PMID:42603326

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Nevin Manimala Statistics

PSYCHOMETRIC ASSESSMENT OF AN ADAPTED BILINGUAL (RUSSIAN-KAZAKH) VERSION OF THE UW-QOL V4.1 QUESTIONNAIRE AND ANALYSIS OF FUNCTIONAL REHABILITATION OUTCOMES IN PATIENTS OF THE REPUBLIC OF KAZAKHSTAN

Georgian Med News. 2026 Jun;(375):118-127.

ABSTRACT

BACKGROUND: Surgical treatment of tumours of the maxilla and hard palate is often associated with persistent functional and psychosocial impairment, making quality-of-life assessment an important component of rehabilitation evaluation. The objective of the present study was to assess the applicability and psychometric characteristics of an adapted bilingual (Russian-Kazakh) version of the UW-QOL v4.1 questionnaire in patients after surgical treatment of tumours of the maxilla, hard palate, and adjacent anatomical regions, as well as to analyse quality-of-life outcomes depending on the method of functional rehabilitation.

MATERIALS AND METHODS: A cross-sectional study included 104 patients after surgical treatment of maxillary and hard palate tumours. Translation and cultural adaptation were performed using forward translation, expert consensus, and pilot testing. Internal consistency, test-retest reliability, and construct validity were assessed using standard psychometric methods. Statistical analysis was performed using IBM SPSS Statistics 26.0.

RESULTS: The overall Cronbach’s α coefficient for the 14 questionnaire domains was 0.878, indicating high internal consistency. Test-retest reliability demonstrated strong correlations across all domains (r=0.904-0.983; p<0.001). The lowest quality-of-life scores were observed in the “Saliva” (41.3±21.2) and “Taste” (43.6±21.5) domains. Patients with advanced-stage disease and those who underwent multimodal treatment had significantly lower Physical Function and Social-Emotional Function scores compared with patients with early-stage disease and monotherapy (p≤0.001). Patients using obturator prostheses demonstrated significantly higher quality-of-life scores than patients without prosthetic rehabilitation (p<0.001). Financial limitations were the most common reason for refusal of obturator rehabilitation (55.6%).

CONCLUSIONS: The adapted bilingual version of the UW-QOL v4.1 questionnaire used in the present study demonstrated good psychometric properties and may be applied for quality-of-life assessment in patients after surgical treatment of maxillary and hard palate tumours in the Republic of Kazakhstan. The findings also highlight the importance of accessible functional rehabilitation in this patient population.

PMID:42603325

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Nevin Manimala Statistics

CRYOTHERAPY FOR THE PREVENTION OF TAXANE-INDUCED PERIPHERAL NEUROPATHY IN BREAST CANCER: A PROSPECTIVE MULTICENTER STUDY

Georgian Med News. 2026 Jun;(375):111-117.

ABSTRACT

BACKGROUND: Chemotherapy-induced peripheral neuropathy (CIPN) is a common dose-limiting toxicity of taxane-based chemotherapy in breast cancer. Cryotherapy using cooling gloves and socks has been investigated as a preventive strategy, although evidence remains inconsistent. This study evaluated the effect of preventive cryotherapy on neuropathy-related pain and symptom burden in patients receiving taxane-containing chemotherapy.

METHODS: This prospective multicenter controlled study included patients with stage I-IV breast cancer treated with taxane-based chemotherapy between March 2023 and September 2025. Patients either received cryotherapy during chemotherapy infusion or standard treatment without cryotherapy. Outcomes were assessed using the Edmonton Symptom Assessment System (ESAS) and EORTC QLQ-CIPN20 questionnaire. The primary outcome was final ESAS pain score. Secondary outcomes included clinically meaningful pain (ESAS ≥4), change in pain from baseline, neuropathy-related extremity pain, overall symptom burden, and functional impairment.

RESULTS: A total of 190 patients were included (95 cryotherapy; 95 control) in the final analysis. No statistically significant difference was observed in adjusted final ESAS pain scores between groups, although a trend toward higher pain scores was observed in the cryotherapy group. Clinically meaningful pain (ESAS≥4) was more frequent in the cryotherapy group (20.0% vs 8.4%; p=0.022). Adjusted analyses demonstrated higher neuropathy-related extremity pain scores in the cryotherapy group. No significant differences were observed in overall symptom burden or functional impairment.

CONCLUSION: Preventive cryotherapy did not demonstrate a significant reduction in neuropathy-related pain in patients receiving taxane-based chemotherapy. Neuropathy-specific outcomes suggested higher extremity pain in patients undergoing cryotherapy. Further randomized studies with standardized protocols are warranted.

PMID:42603324

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Nevin Manimala Statistics

DUAL-SOFTWARE INTEGRATION IN MEDICAL STATISTICS TEACHING: A CASE-BASED APPROACH TO F-DISTRIBUTION WITH DOUBAO AI AND R

Georgian Med News. 2026 Jun;(375):96-99.

ABSTRACT

OBJECTIVE: To address the challenges of abstract theoretical concepts and low practical application in medical statistics teaching, this study proposes an innovative teaching model integrating Doubao AI and R software, focusing on the F-distribution with numerator degrees of freedom (df₁) =2 and denominator degrees of freedom (df₂) =27.

METHODS: A comparative teaching experiment was conducted among 52 medical students, divided into an experimental group (n=26) adopting the dual-software integrated model and a control group (n=26) using traditional teaching methods. The teaching process included AI-assisted theoretical interpretation, R-based data simulation, and case-driven practical application. Academic performance, task completion efficiency, and student satisfaction were evaluated. Task completion efficiency and student satisfaction were evaluated.

RESULTS: The average time for the experimental group to complete the teaching process of F-test was 10±2 minutes, shorter than the traditional instruction’s 30±5 minutes. The duration required for this teaching process is shorter than that of traditional instruction.100% of students in the experimental group believed that the dual-software integration helped them understand the application of F-distribution (df₁=2, df₂=27) in clinical research.

CONCLUSION: The integration of Doubao AI and R software effectively bridges the gap between theory and practice in F-distribution teaching, improves students’ statistical thinking and operational capabilities as well as learning efficiency and satisfaction, and provides a replicable solution for the digital reform of medical statistics courses.

PMID:42603322

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Nevin Manimala Statistics

A COMPARATIVE ANALYSIS OF TRENDS IN CERVICAL CANCER MORTALITY AMONG MESTIZO AND INDIGENOUS WOMEN IN ECUADOR, 2010-2024

Georgian Med News. 2026 Jun;(375):90-95.

ABSTRACT

Cervical cancer is one of the leading causes of death from malignant neoplasms among women in Ecuador, a problem influenced by social and health determinants. The objective of this study is to analyze the trends and magnitude of inequalities in cervical cancer mortality among mestizo and indigenous women in Ecuador during the period 2010-2024. The study design is observational, retrospective, and ecological, using a time-series approach. A total of 6,090 deaths of women aged 20 years and older recorded by the National Institute of Statistics and Census (ICD-10 code: C53) were included. Age-standardized mortality rates were calculated. Joinpoint regression models were used to assess trends. Risk gaps were quantified using the mortality rate ratio (MRR) by comparing the three-year periods 2010-2012 and 2022-2024. Mestizo women accounted for 87.8% of deaths, and indigenous women for 6%. The trend among the mestizo population remained stable (APC: 0.8%), while the indigenous population increased (APC: 3.3%). A statistically significant increase was observed in the indigenous cohort aged 20 to 44 (APC 11.2%). In the 2010-2012 period, indigenous women aged ≥65 had lower mortality than mestizo women (MRR 0.64); however, in 2022-2024, a numerical trend toward risk reversal was observed (MRR 1.13; 95% CI: 0.82-1.55), without reaching statistical significance. Cervical cancer mortality in Ecuador follows divergent trajectories depending on ethnicity. The increase among young indigenous women and the shift in risk among older women highlight profound structural inequities in access to prevention.

PMID:42603321

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Nevin Manimala Statistics

STANDARDIZED PATIENT-BASED TRAINING AND CLINICAL DIAGNOSTIC COMPETENCE AMONG MEDICAL STUDENTS: A RANDOMIZED COMPARATIVE STUDY

Georgian Med News. 2026 Jun;(375):43-50.

ABSTRACT

AIM OF THE STUDY: The aim of this study was to compare standardized patient-based training with traditional didactic and manikin-based instruction in developing clinical diagnostic competence among mid-level medical students, and to assess whether baseline academic performance influenced this effect.

MATERIAL AND METHODS: A single-center randomized comparative educational study was conducted among 498 medical students. Participants were assigned to either standardized patient-based training or traditional didactic and manikin-based instruction. Clinical diagnostic performance was assessed using the Objective Structured Clinical Examination (OSCE). Baseline academic performance was evaluated by grade point average (GPA). Subgroup analyses were performed according to academic performance. Statistical significance was set at p<0.05, and effect size was calculated using Cohen’s d.

RESULTS: Baseline GPA was comparable between groups. Students trained with standardized patients achieved higher OSCE scores than those receiving traditional instruction, with mean scores of 8.39 and 6.93, respectively. The effect size was large (Cohen’s d=1.07). The greatest benefit was observed among students with average or lower baseline GPA, whereas high-performing students showed comparable outcomes across instructional modalities. Questionnaire responses from students in the standardized patient-based training group, lecturers and OSCE examiners favored standardized patient-based training for diagnostic reasoning, communication skills and clinical confidence, while manikin-based instruction was preferred for procedural skills.

CONCLUSIONS: Standardized patient-based training was associated with improved clinical diagnostic performance, particularly among students with average or lower academic standing. These findings support the integration of standardized patients into hybrid clinical curricula to strengthen diagnostic competence and communication skills.

PMID:42603314