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Poor sleep quality (PSQI > 5) is highly prevalent in adults attending a community health center in Buenos Aires

In a cross-sectional study of 208 adults (mean age 48.3 years, 76.9% women) at a community health center, 65.4% had a PSQI score > 5, indicating poor sleep quality. Key findings included sleep latency > 15 minutes in 81.3%, daytime dysfunction in 66.3%, and sleep duration < 7 hours in 58.7%.

Last updated: Jul 25, 2026•0 RCTs•📖 Read as article →

Evidence Score

Evidence Score32/100
Human RCT☆☆☆☆☆
Meta-analysis☆☆☆☆☆
Mechanism★★★★★
Safety★★★★☆
Confidencelow

Study Evidence

Study 1. [Sleep disorders in adults treated at Health and Community Action Center No. 27, Buenos Aires, Argentina].

observational

Wydler C, Fraga C, Azc&#xe1;rate A, Sarcona E · Vertex (Buenos Aires, Argentina) (2026)

Participants: N/A
Duration: N/A (cross-sectional)
Intervention: No intervention; observational assessment using the Pittsburgh Sleep Quality Index (PSQI)
Outcome: PSQI global score > 5 (poor sleep quality), sleep latency, daytime dysfunction, sleep duration, sleep efficiency, use of hypnotics, subjective sleep quality, sleep disturbances
Effect Size: N/A
Population: Adults aged 18 years or older attending Health and Community Action Center No. 27 in Buenos Aires, Argentina (n=208, mean age 48.3 ± 14.6 years, 76.9% women)

Result:

PubMed: 42446311DOI: 10.53680/vertex.v37i172.1014

Mechanism Graph

Poor sleep quality is common in the general population
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PSQI > 5 indicates clinically significant sleep problems
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High prevalence observed in this community sample
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Routine screening and sleep hygiene education are recommended

Limitations

  • ⚠Cross-sectional design prevents causal inference
  • ⚠Convenience sampling from a single center limits generalizability
  • ⚠Self-reported sleep measures may be subject to recall bias

Frequently Asked Questions

What percentage of participants had poor sleep quality?▼

65.4% of the 208 participants had a PSQI score greater than 5, indicating poor sleep quality.

What was the average sleep duration in this study?▼

Participants slept an average of 6.3 ± 1.5 hours per night.

How many participants reported using hypnotics?▼

27.4% of participants (57 out of 208) reported using hypnotic medications.

What sleep component was most commonly affected?▼

Sleep latency > 15 minutes was the most common issue, affecting 81.3% of participants.

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References

  1. 1.Wydler C, Fraga C, Azc&#xe1;rate A, Sarcona E. "[Sleep disorders in adults treated at Health and Community Action Center No. 27, Buenos Aires, Argentina].." Vertex (Buenos Aires, Argentina), 2026. PMID: 42446311 DOI: 10.53680/vertex.v37i172.1014
Disclaimer: This content is for educational purposes only and is not medical advice. Evidence scores reflect the quality and quantity of available research, not clinical recommendations. Always consult a healthcare professional before starting any supplement or intervention.