1.Assessing quality of life among patients with pulmonary embolism
Javzan-Orlom D ; Munkh-Erdene D ; Zolzaya B ; Solongo B ; Chuluunbileg B ; Altankhuyag N ; Badamsed Ts ; Tumur-Ochir Ts
Mongolian Journal of Health Sciences 2025;86(2):154-159
Background:
The assessment of patients’ quality of life has emerged as a critical metric in evaluating healthcare services.
Internationally, numerous studies have been conducted to assess the QoL of individuals diagnosed with pulmonary
embolism through the development of standardized questionnaires and their association with various clinical parameters.
Aim:
To adapt a standardized questionnaire for assessing the quality of life following a pulmonary embolism and to evaluate
the quality of life of affected patients.
Materials and Methods:
A total of 33 patients diagnosed with pulmonary embolism and hospitalized in the Department
of Pulmonology at the Third State Central Hospital in Mongolia between August 2022 and December 2023 were included
in the study. An observational cross-sectional study design was used. Inclusion criteria encompassed all patients diagnosed
with PE during the study period, while exclusion criteria included individuals with severe comorbidities, those aged
over 85 years, and those who declined participation. QoL was assessed using the Pulmonary Embolism Quality of Life
(PEmb-QoL) questionnaire, which consists of 39 questions categorized into six domains. Higher scores indicate poorer
QoL. Data analysis was performed using SPSS version 16.
Results:
The average age of the participants was 61±15 years, and 18 (54.5%) were female. The median duration of anticoagulant
therapy was 170 days (range: 27–2555 days), and the average monthly expenditure on medication was 80,000
MNT (range: 63,000–400,000 MNT). The overall mean QoL score was 69.7±23.2. The median scores for the six domains
were as follows: frequency of complaints 1.6 (IQR 1.5-1.9; max 5 score), activities of daily living limitations 1.5 (1.3–1.8;
max 3 score), work-related problems 1.7 (1.5–2.0; max 2 score), social limitations 2.0 (2.0–3.0; max 5 score), intensity
of complaints 3.0 (3.0–4.0; max 6 score), emotional complaints 2.0 (1.5–2.4; max 6 score). The internal consistency reliability
of the questionnaire was assessed, with the symptom frequency category scoring well (α=0.74), while the other
categories had excellent reliability (α>0.85). A weak positive correlation was observed between overall QoL scores and
age, while a weak negative correlation was identified with body mass index (r=0.14 & r= -0.13, P>0.05).
Conclusion
The study findings indicate a low QoL among PE patients, emphasizing the necessity for enhancements in
post-diagnosis medical care and long-term management strategies to improve patient outcomes.
2.Risk Factors and Clinical Characteristics of Pulmonary Embolism Among Mongolian Patients
Javzan-Orlom D ; ; Chuluunbileg B ; Gantogtokh D ; Enkhtuguldur M ; Munkh-Erdene D ; Zolzaya B ; Enkh-Amgalan Ts ; Altankhuyag N ; Amgalandari B ; Badamsed Ts ; Tumur-Ochir Ts ; Solongo B
Mongolian Journal of Health Sciences 2025;90(6):55-62
Background:
The annual incidence of pulmonary thromboembolism is reported to be 39–115 cases per 100,000 population,
with rates of 60–120/100,000 in Western countries and 10–20/100,000 in Asian countries. In Mongolia, few studies
revealed the prevalence of risk factors and clinical manifestations of acute pulmonary embolism. Over the past 30 years,
the incidence of risk factors for non-communicable diseases, which are mainly triggered by lifestyle and social parameters,
has rose. Moreover, environmental conditions such as cold climate, hypoxia, and blood hyperviscosit may contribute
to higher incidences of acute pulmonary embolism in high-altitude regions. This condition is potentially fatal and can
become impair quality of life.
Aim:
We aimed to compare risk factors and clinical characteristics based on age and sex, and to evaluate laboratory findings
and diagnostic tests among Mongolian patients diagnosed with acute pulmonary embolism.
Materials and Methods:
This retrospective research included total 232 patients meeting inclusion criteria. The information
was collected from patient histories, including general demographics, risk factors, comorbidities, symptoms, and
physical examination findings. Laboratory analyses included complete blood count, coagulation profile, and immunological
markers (D-dimer, NT-proBNP, troponin, protein C, homocysteine, and C-reactive protein), as well as selected
imaging parameters. We used Wells and Geneva scoring systems to assess probability of acute pulmonary embolism and
Pulmonary Embolism Severity Index to determine disease severity. Differences by age and sex were analyzed using independent
t-tests for continuous variables and chi-square tests for categorical variables.
Results:
Among participants with acute pulmonary embolism, the prevalence of tobacco and alcohol use was significantly
higher among males (p<0.001). Among comorbidities, arterial hypertension and other pulmonary diseases were more
common in males, whereas cardiac diseases were more frequent in females (p=0.028). Participants aged 65 years and
older showed higher rates of comorbid conditions and regular medication use (p<0.001). The most common symptoms
were dyspnea (90.9%), chest pain (74.2%), cough (70.5%), leg pain (38.9%), hemoptysis (20.7%), and cyanosis (9.3%).
According to sPESI scoring, 69.8% (n=162) were at high risk of death within 30 days, with no significant difference by
sex. However, mortality risk within 30 days was significantly higher in participants aged 65 years and above (p<0.001).
As increasing age, the neutrophil-to-lymphocyte ratio and platelet-to-lymphocyte ratio were elevated, indicating an acute
inflammatory response (p=0.001). Contrast-enhanced CT scans revealed that 95 participants (44.2%) had main pulmonary
artery involvement, with no significant sex difference, though involvement of the main pulmonary artery was more
frequent in those aged 65 and older.
Conclusion
Dyspnea, chest pain, and cough were the most common symptoms among patients diagnosed with acute
pulmonary embolism. The 30-day mortality risk associated with it was higher among males and increased with advancing
age.
3.Knowledge, attitudes, and practices regarding modifiable cardiovascular risk factors and healthy lifestyle among adults
Punsaldulam Ts ; Mungunchimeg D ; Tumur-Ochir Ts ; Narandelger M ; Adiya N ; Batnaran D ; Mungun-Ulzii Kh ; Suvd B
Mongolian Medical Sciences 2025;213(3):20-31
Introduction :
Noncommunicable diseases (NCDs) caused at least 43 million deaths in 2021, equivalent
to 75% of non-pandemic-related deaths globally. Cardiovascular diseases account for most
NCD deaths, or at least 19 million deaths in 2021, followed by cancers (10 million), chronic
respiratory diseases (4 million), and diabetes (over 2 million including kidney disease deaths
caused by diabetes). These four groups of diseases account for 80% of all premature NCD
deaths. According to the Fourth National Survey on the Prevalence of Noncommunicable
Diseases, Injuries, and Their Risk Factors: 14.0% of adults aged 15–69 have experienced
a heart attack or stroke, 11.0% report taking aspirin to prevent or manage cardiovascular
disease (CVD), 2.2% use lipid-lowering medications (statins) for CVD prevention or treatment,
among adults aged 40–69, 19.3% are at high risk of developing CVD within the next 10 years.
These findings underscore the urgent need to strengthen cardiovascular disease prevention
efforts and improve the management of key risk factors in Mongolia.
Goal:
To determine the population’s knowledge, attitudes, and practices related to cardiovascular
disease risk factors and healthy lifestyle behaviors.
Materials and Methods:
This descriptive cross-sectional study included 2,532 participants aged 18–69 years from all
21 provinces of Mongolia and Ulaanbaatar city, as part of the “Cardiology, Cardiac Surgery,
and Telemedicine in Mongolia” (MON/007) Project. Data were collected using a structured
questionnaire comprising six sub-sections, designed to assess knowledge, attitudes, and practices related to 10 modifiable cardiovascular risk factors. Ethical approval was obtained
prior to the study, and data were analyzed using SPSS version 23.
Results:
Thirty-three percent of study participants reported having no knowledge of cardiovascular
disease, indicating that roughly one in three adults consider themselves to have little or no
understanding of cardiovascular health. In the study, 53.0% of participants reported being
unaware of the symptoms of a heart attack, while 42.0% did not recognize the symptoms of a
stroke. Among participants who could identify these symptoms, 68.0% indicated dizziness as
a sign of hypertension, 65.0% reported headache, and 58.0% noted blurred vision. Among
the respondents, 31.0% knew that the normal arterial blood pressure for an adult is 120/80
mmHg, 57.0% were aware that an adult should sleep 7–8 hours per day, 13.0% knew about
body mass index (BMI), 30.0% were aware of fasting blood glucose levels, and 44.0%
recognized that adults should engage in 30 minutes of physical activity daily. Knowledge of
key physiological indicators was significantly associated with educational attainment, gender,
and age group, with lower levels of awareness observed among participants with lower
education, males, and younger adults (p=0.001). The majority of participants (75.0%-96.0%)
reported being aware of the modifiable risk factors for cardiovascular disease. Among the
study participants, nine out of ten agreed that maintaining a healthy lifestyle includes regular
physical activity, exercising, walking short distances, and understanding that hypertension
is harmful and smoking adversely affects the heart. Furthermore, 80–85% reported avoiding
excessive alcohol consumption, and 79% believed that cardiovascular disease is preventable.
To prevent or reduce obesity, a risk factor for cardiovascular disease, 49.0% of participants
reported engaging in regular physical activity, while 33.0% reported following a healthy diet.
Among all study participants, 61.0% had never checked their cholesterol levels, 49.0% had
never measured their blood glucose, and 15.0% had never monitored their blood pressure.
Among respondents exhibiting 1–3 common risk factors, the majority were female, aged
25–34 years, living in rural areas or ger districts, with secondary or specialized secondary
education, employed in government institutions, and had a normal BMI. In contrast, among
those with 7 or more common risk factors, the majority were male, aged 35–44 years, residing
in Ulaanbaatar, living in ger districts, and employed in private organizations.
Conclusion
Most of surveyed participants had sufficient knowledge and positive attitudes toward
modifiable risk factors for cardiovascular diseases (p=0.001). However, they exhibited
inadequate preventive practices related to these risk factors. This indicates the importance
of targeted intervention on behavior change to address this gap.
Result Analysis
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