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NCT Number: NCT07767591

Sleep Quality in Adolescents With Idiopathic Scoliosis

This controlled cross-sectional observational study aims to compare sleep quality between adolescents with idiopathic scoliosis and age- and sex-similar healthy controls. Participants aged 10-18 years will complete online questionnaires assessing demographic characteristics and sleep quality. Adolescents with idiopathic scoliosis will also be evaluated for scoliosis-specific quality of life, body image, Cobb angle, curve type, pain, brace use, and daily brace-wearing duration. The study will additionally investigate factors associated with sleep quality in the scoliosis group. The planned enrollment is 100 participants, including 50 adolescents with idiopathic scoliosis and 50 healthy controls.

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Key information

About this study

This controlled cross-sectional observational study is designed to evaluate sleep quality in adolescents with idiopathic scoliosis (AIS) and to compare their sleep quality with that of age- and sex-similar healthy controls. The study will include participants aged 10-18 years and will enroll approximately 100 individuals, consisting of 50 adolescents with AIS and 50 healthy controls.

Data will be collected online using Google Forms. All participants will complete a demographic information form and the Pittsburgh Sleep Quality Index (PSQI). The demographic form will include information on age, sex, height, weight, screen time, physical activity level, sleep duration, sleep environment, and sleep habits.

Participants in the AIS group will additionally complete the Scoliosis Research Society-22 Questionnaire (SRS-22). Clinical information specific to scoliosis, including Cobb angle, curve type, pain, brace use, and daily brace-wearing duration, will also be recorded. Cobb angle and curve type will be obtained from available medical records or the most recent radiological evaluation report.

The primary analysis will compare sleep quality between the AIS and healthy control groups. Secondary analyses will investigate relationships between PSQI total score and scoliosis-related, psychosocial, and treatment-related factors, including Cobb angle, pain, scoliosis-specific quality of life, brace use, and daily brace-wearing duration. Correlation analyses and multiple linear regression will be used to identify factors independently associated with sleep quality within the AIS group.

No intervention, medication, radiological imaging, or physical examination will be performed as part of the study. Participation will consist of completing the online questionnaires, while relevant scoliosis-related clinical data will be verified from existing medical records.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

for the Adolescent Idiopathic Scoliosis Group:

  • Aged 10-19 years
  • Diagnosed with adolescent idiopathic scoliosis by a specialist physician
  • Able to read and understand Turkish
  • Willing to participate voluntarily

Exclusion criteria

for the Adolescent Idiopathic Scoliosis Group:

  • Having a type of scoliosis other than adolescent idiopathic scoliosis
  • Previous spinal surgery
  • Presence of a neurological, rheumatological, cardiovascular, or psychiatric condition that may prevent participation in the study

Inclusion criteria

for the Healthy Control Group:

  • Aged 10-19 years
  • No known scoliosis or other spinal deformity
  • Able to read and understand Turkish
  • Willing to participate voluntarily

Exclusion criteria

for the Healthy Control Group:

  • Presence of a neurological, rheumatological, cardiovascular, or psychiatric condition that may prevent participation in the study

Treatment and study plan

Primary outcomes

  1. Sleep Quality Assessed by the Pittsburgh Sleep Quality Index

    Time frame: At study enrollment (single cross-sectional assessment)

    Sleep quality during the previous month will be assessed using the Pittsburgh Sleep Quality Index (PSQI). The PSQI global score ranges from 0 to 21 points, with higher scores indicating poorer sleep quality. The primary comparison will be the difference in PSQI global scores between adolescents with idiopathic scoliosis and age- and sex-similar healthy controls.

Secondary outcomes

  1. Correlation Coefficient Between Sleep Quality and Cobb Angle

    Time frame: At study enrollment (single cross-sectional assessment)

    The correlation between sleep quality and scoliosis curve magnitude will be evaluated in participants with adolescent idiopathic scoliosis using the Pittsburgh Sleep Quality Index (PSQI) global score and Cobb angle. The PSQI global score ranges from 0 to 21 points, with higher scores indicating poorer sleep quality. Cobb angle will be obtained from the most recent available radiological evaluation and recorded in degrees. The reported outcome will be the Pearson or Spearman correlation coefficient, as appropriate, ranging from -1 to +1.

  2. Correlation Coefficient Between Sleep Quality and SRS-22 Function/Activity Domain Score

    Time frame: At study enrollment (single cross-sectional assessment)

    The correlation between sleep quality and physical function will be evaluated in participants with adolescent idiopathic scoliosis using the Pittsburgh Sleep Quality Index (PSQI) global score and the function/activity domain score of the Scoliosis Research Society-22 Questionnaire (SRS-22). The PSQI global score ranges from 0 to 21, with higher scores indicating poorer sleep quality. The SRS-22 function/activity domain score ranges from 1 to 5, with higher scores indicating better function. The relationship will be reported as a Pearson or Spearman correlation coefficient, as appropriate, ranging from -1 to +1.

  3. Correlation Coefficient Between Sleep Quality and SRS-22 Pain Domain Score

    Time frame: At study enrollment (single cross-sectional assessment)

    The correlation between sleep quality and pain will be evaluated in participants with adolescent idiopathic scoliosis using the Pittsburgh Sleep Quality Index (PSQI) global score and the pain domain score of the Scoliosis Research Society-22 Questionnaire (SRS-22). The PSQI global score ranges from 0 to 21, with higher scores indicating poorer sleep quality. The SRS-22 pain domain score ranges from 1 to 5, with higher scores indicating less pain and a better health status. The relationship will be reported as a Pearson or Spearman correlation coefficient, as appropriate, ranging from -1 to +1.

  4. Correlation Coefficient Between Sleep Quality and SRS-22 Self-Image/Appearance Domain Score

    Time frame: At study enrollment (single cross-sectional assessment)

    The correlation between sleep quality and self-image/appearance will be evaluated in participants with adolescent idiopathic scoliosis using the Pittsburgh Sleep Quality Index (PSQI) global score and the self-image/appearance domain score of the Scoliosis Research Society-22 Questionnaire (SRS-22). The PSQI global score ranges from 0 to 21, with higher scores indicating poorer sleep quality. The SRS-22 self-image/appearance domain score ranges from 1 to 5, with higher scores indicating a better perception of self-image and appearance. The relationship will be reported as a Pearson or Spearman correlation coefficient, as appropriate, ranging from -1 to +1.

  5. Correlation Coefficient Between Sleep Quality and SRS-22 Mental Health Domain Score

    Time frame: At study enrollment (single cross-sectional assessment)

    The correlation between sleep quality and mental health will be evaluated in participants with adolescent idiopathic scoliosis using the Pittsburgh Sleep Quality Index (PSQI) global score and the mental health domain score of the Scoliosis Research Society-22 Questionnaire (SRS-22). The PSQI global score ranges from 0 to 21, with higher scores indicating poorer sleep quality. The SRS-22 mental health domain score ranges from 1 to 5, with higher scores indicating better mental health. The relationship will be reported as a Pearson or Spearman correlation coefficient, as appropriate, ranging from -1 to +1.

  6. Pittsburgh Sleep Quality Index Global Score by Brace Use Status

    Time frame: At study enrollment (single cross-sectional assessment)

    Sleep quality will be evaluated according to brace use status in participants with adolescent idiopathic scoliosis using the Pittsburgh Sleep Quality Index (PSQI). The PSQI global score ranges from 0 to 21 points, with higher scores indicating poorer sleep quality. The reported outcome will be the PSQI global score in brace users and non-users.

  7. Pittsburgh Sleep Quality Index Global Score by Daily Brace-Wearing Duration

    Time frame: At study enrollment (single cross-sectional assessment)

    Among participants with adolescent idiopathic scoliosis who use a brace, sleep quality will be evaluated according to daily brace-wearing duration. Daily brace-wearing duration will be categorized as less than 8 hours, 8-12 hours, 12-16 hours, 16-20 hours, or more than 20 hours per day. Sleep quality will be assessed using the Pittsburgh Sleep Quality Index (PSQI), which has a global score ranging from 0 to 21 points, with higher scores indicating poorer sleep quality. The reported outcome will be the PSQI global score within each brace-wearing duration category.

Study contacts

Contact information is provided by the study sponsor or research team.

Ayşe Sena Manzak Dursun, PT, PhD

CONTACT

[email protected]

+905356735150

Sponsors and collaborators

Lead sponsor

Bezmialem Vakif University

Other

Registry information

Official study title

Sleep Quality and Associated Factors in Adolescents With Idiopathic Scoliosis: A Controlled Cross-Sectional Study

Acronym: AIS-SLEEP

Important dates

Study start
2026
Primary completion
2026
Study completion
2026
First posted
Aug 17, 2026
Registry last updated
Aug 17, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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