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A correlation study was conducted to correlate between the convergence insufficiency and postural stability at three different cervical positions in patients with non-specific cervical pain.
A correlational study was conducted on eighty (male and female) subjects aged between 30-40 years old, presented with chronic NSCP persisted for six months or more, with neck disability index score (NDI) ≥10%, and can possess at least 45° of left and right cervical rotation participated in the study. Convergence insufficiency was evaluated by the near point of conversion (NPOC) rule and postural instability was examined by the Biodex balance system. RESULTS: There was significant positive correlation between (NPOC) and anteroposterior stability index (APSI) at the three cervical positions; neutral, 45° right torsion and 45° left torsion (P>0.05).
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| Measure | Description | Time Frame |
|---|---|---|
| Stability index | Antero-posterior and mediolateral stability index | during the procedure |
| The near point of convergence (NPOC) | The near point of convergence (NPOC) measured by NPOC rule | during the procedure |
| The CROM | cervical flexion, extension, rotation and lateral flexion | during the procedure |
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Inclusion Criteria:
Exclusion Criteria:
-Neuromuscular or musculoskeletal disorders.
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Egyptian subjects
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| Name | Affiliation | Role |
|---|---|---|
| Wael Shendy, PhD | Cairo University | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Faculty of Physical Therapy Cairo University | Giza | Cairo Governorate | 12613 | Egypt |
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| ID | Term |
|---|---|
| D019547 | Neck Pain |
| ID | Term |
|---|---|
| D010146 | Pain |
| D009461 | Neurologic Manifestations |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
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