Araştırma Makalesi

Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics

Cilt: 13 Sayı: 2 1 Ekim 2026
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Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics

Öz

Objective: This study aimed to evaluate sleep quality and related factors among patients in the coronary care unit (CCU), inpatient cardiology ward, and outpatient cardiology clinic using the Pittsburgh Sleep Quality Index (PSQI).

Materials and Methods: This cross-sectional observational study was conducted at a secondary care hospital between March 2019 and March 2020. A total of 153 adult patients from three cardiology settings were included. Sleep quality was assessed using PSQI. Global and component scores were compared across groups using the Kruskal–Wallis test, followed by Bonferroni-adjusted post-hoc pairwise comparisons where appropriate.

Results: The mean global PSQI score was highest in the CCU group (7.5 ± 3.1), followed by the inpatient group (5.6 ± 3.1) and the outpatient group (4.4 ± 1.9). Global PSQI scores differed significantly among the groups (Kruskal–Wallis H = 27.743, p < 0.001). Bonferroni-adjusted post-hoc analysis showed significantly higher PSQI scores in the CCU group compared with both the inpatient group (p = 0.003) and the outpatient group (p < 0.001). No significant difference was observed between the inpatient and outpatient groups (p = 0.166). Poor sleep quality (PSQI > 5) was most prevalent in the CCU group (77.6%), whereas good sleep quality was most frequent in the outpatient group (75.5%).

Conclusion: Sleep quality differed significantly across cardiology care settings, with the greatest impairment observed in the CCU group. Patients in this group showed worse outcomes in multiple sleep domains, particularly sleep latency, sleep disturbances, use of sleep medication, and daytime dysfunction.

Anahtar Kelimeler

Destekleyen Kurum

None

Etik Beyan

The study was approved by the Non-Interventional Clinical Research Ethics Committee of Istanbul Medipol University (approval date: 10.08.2016, approval number: 10840098-604.01.01-E.13017). Written informed consent for participation and for the publication of results was obtained from all patients.

Teşekkür

Preliminary findings of this study were presented as an oral presentation at the 19th International Hippocrates Congress on Medical and Health Sciences (Online, 10–11 October 2025).

Kaynakça

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Ayrıntılar

Birincil Dil

İngilizce

Konular

İç Hastalıkları, Yoğun Bakım

Bölüm

Araştırma Makalesi

Yayımlanma Tarihi

1 Ekim 2026

Gönderilme Tarihi

13 Ocak 2026

Kabul Tarihi

27 Temmuz 2026

Yayımlandığı Sayı

Yıl 2026 Cilt: 13 Sayı: 2

Kaynak Göster

APA
Kerimoğlu, K. K., Bolatkale, M., & Acara, A. Ç. (2026). Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics. ODÜ Tıp Dergisi, 13(2), 48-55. https://doi.org/10.56941/odutip.1862947
AMA
1.Kerimoğlu KK, Bolatkale M, Acara AÇ. Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics. ODU Tıp Derg. 2026;13(2):48-55. doi:10.56941/odutip.1862947
Chicago
Kerimoğlu, Kürşat Kaan, Mustafa Bolatkale, ve Ahmet Çağdaş Acara. 2026. “Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics”. ODÜ Tıp Dergisi 13 (2): 48-55. https://doi.org/10.56941/odutip.1862947.
EndNote
Kerimoğlu KK, Bolatkale M, Acara AÇ (01 Ekim 2026) Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics. ODÜ Tıp Dergisi 13 2 48–55.
IEEE
[1]K. K. Kerimoğlu, M. Bolatkale, ve A. Ç. Acara, “Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics”, ODU Tıp Derg, c. 13, sy 2, ss. 48–55, Eki. 2026, doi: 10.56941/odutip.1862947.
ISNAD
Kerimoğlu, Kürşat Kaan - Bolatkale, Mustafa - Acara, Ahmet Çağdaş. “Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics”. ODÜ Tıp Dergisi 13/2 (01 Ekim 2026): 48-55. https://doi.org/10.56941/odutip.1862947.
JAMA
1.Kerimoğlu KK, Bolatkale M, Acara AÇ. Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics. ODU Tıp Derg. 2026;13:48–55.
MLA
Kerimoğlu, Kürşat Kaan, vd. “Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics”. ODÜ Tıp Dergisi, c. 13, sy 2, Ekim 2026, ss. 48-55, doi:10.56941/odutip.1862947.
Vancouver
1.Kürşat Kaan Kerimoğlu, Mustafa Bolatkale, Ahmet Çağdaş Acara. Investigation of Factors Influencing Sleep Quality Among Patients in the Coronary Care Unit, Cardiology Inpatient Ward, and Outpatient Clinics. ODU Tıp Derg. 01 Ekim 2026;13(2):48-55. doi:10.56941/odutip.1862947

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