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July 18, 2026

Sleep quality shows no significant correlation with cardiovascular risk domains among university students.

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Why the study?

Does sleep quality correlate with cardiovascular risk factors in university students?

Population

235 university participants aged 18–26 years (81.7% aged 19-24 years), 63.4% female.

Design

Cross-sectional

Key result

Sleep quality scores among university students showed weak, non-significant correlations with cardiovascular risk domains including lifestyle (r=-0.055), blood pressure (r=0.022), and diet (r=0.127).

Authors

RARahat AyubMGMehak Hamna GillaniFMFizza Masood

Discussion

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Member takes

Overview

Limited sleep-CV risk associations in students should not change practice; leaves open need for longitudinal studies.

Key Points

  • To assess the association between sleep quality and cardiovascular risk-factor domains among university students.
  • Cross-sectional observational study among 235 university participants aged 18–26 years
  • Data collection used structured questionnaires, including the Groningen Sleep Quality Scale
  • Statistical analysis performed using Pearson correlation and IBM SPSS Statistics version 25
  • Frequent sleep complaints reported, with 64.3% experiencing morning tiredness and 51.5% having sleep durations of five hours or less
  • Sleep-related cardiovascular risk was classified as medium in 64.3% and high in 11.9% of participants
  • Only blood pressure and diet showed a statistically significant correlation (r = 0.198, p = 0.002)

Study Design

Type

Cross-Sectional (n=235)

Structured PICO

Does sleep quality correlate with cardiovascular risk factors in university students?

P
Population
235 university students aged 18-26 years assessed for associations between sleep quality and cardiovascular risk factors.
O
Outcome
Association between sleep quality (measured by Groningen Sleep Quality Scale) and cardiovascular risk-factor domainssurrogate

Sleep disturbance is common among university students but does not strongly correlate with other cardiovascular risk domains in this small cross-sectional study.

Limitations

  • Small sample size
  • Lack of validated tools
  • Lack of adjusted analyses
  • Need for larger studies
  • Need for validated tools
  • Need for adjusted analyses

Cite This Study

Ayub et al. (2026) conducted a cross-sectional in Cardiovascular risk factors (n=235). Sleep quality was evaluated on Correlation between sleep score and cardiovascular risk domains (lifestyle, blood pressure, diet). Sleep quality scores among university students showed weak, non-significant correlations with cardiovascular risk domains including lifestyle (r=-0.055), blood pressure (r=0.022), and diet (r=0.127).

synapsesocial.com/papers/6a5b38f68167787360d24e77https://doi.org/10.61919/0afz2a43
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Relationships Between Sleep Quality, Anxiety and Depression in University Students: Stable Trends over Time and a Pronounced Concern for Sleep Initiation2025 · 6 citations
  2. 2Sleep Quality and Its Correlates Among Medical Students of a Tertiary Care Hospital: A Cross-Sectional Study from Tertiary Health Care Centre in Southern Rajasthan2025
  3. 3Sleep quality and its association with waist circumference among undergraduate students2025
  4. 4Investigating different dimensions of sleep quality in medical university students2025
  5. 5The Impact of Unhealthy Eating Behaviors on Sleep Quality Among University Students: A Cross‐Sectional Study2025