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Published on: December 15, 2023
Increasing comorbidities in a South Korea insured population-based cohort of patients with chronic hepatitis B
Hyunwoo Oh1, Dae Won Jun2, I-Heng Lee3
1Department of Internal Medicine, Sanggye Paik Hospital, Inje University College of Medicine, Seoul, South Korea.
Insights
Chronic hepatitis B patients have significantly more liver and non-liver comorbidities than the general population. These comorbidities, including CKD and osteoporosis, increased over time in CHB patients.
Area of Science:
- Hepatology
- Internal Medicine
- Epidemiology
Background:
- The prevalence of non-liver comorbidities in chronic hepatitis B (CHB) patients remains a subject of debate.
- Understanding the comorbidity profile of CHB patients is crucial for comprehensive patient care.
Purpose of the Study:
- To characterize the demographics, comorbidities, and healthcare utilization of CHB patients in South Korea.
- To compare the comorbidity burden of CHB patients against matched non-CHB controls.
Main Methods:
- Utilized the Health Insurance Review & Assessment Service (HIRA) database from 2007-2016.
- Included adult patients with CHB claims, matched with non-CHB controls in a 1:4 ratio using propensity score matching.
Main Results:
- CHB patients exhibited higher proportions of comorbidities like dyslipidemia, hypertension, chronic kidney disease (CKD), and osteoporosis/fracture (OF) compared to controls.
- Over 50% of CHB patients had multiple comorbidities (CKD, diabetes, dyslipidemia, OF).
- CHB patients had significantly higher odds of developing CKD (1.42 times) and OF (1.09 times).
Conclusions:
- Patients with chronic hepatitis B have a higher prevalence of both liver and non-liver comorbidities.
- The burden of these comorbidities in CHB patients has increased over the study period.
Background:
It is controversial whether chronic hepatitis B (CHB) patients have more non-liver comorbidities than non-CHB subjects.
Aim:
To characterise the demographics, comorbidity and health utilisation of CHB patients in South Korea and compare them to matched controls.
Methods:
Using the Health Insurance Review & Assessment Service (HIRA) 2007-2016 database, adult patients with claims for CHB analysed. CHB cases and non-CHB controls matched in a 1:4 ratio using propensity score matching method.
Results:
The age of CHB patients significantly increased from a mean 46.9 years in 2007 to 52.3 years in 2016. The proportions of persons having both liver-related and non-liver related comorbidities were higher in CHB patients compared to matched controls (dyslipidaemia [37.23% vs 23.77%, P < 0.0001], hypertension [29.39% vs 25.27%, P < 0.0001] chronic kidney disease (CKD) [3.02% vs 1.14%, P < 0.0001] and osteoporosis/fracture [OF] [4.09% vs 3.23%, P < 0.0001]). Approximately 50% of CHB patients had more than one comorbidity among CKD, diabetes, DLP, and OF. The odds of CKD in CHB patients were 1.42 times higher, and the odds of OF in CHB patients were 1.09 times higher than matched controls after adjustment for confounders (P < 0.0001).
Conclusion:
Prevalence of liver as well as non-liver comorbidities in patients with CHB was higher than matched controls and increased over time.
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