TABLE 4.
CORRELATION COEFFICIENTS BETWEEN UPPER AIRWAY STRUCTURE AND BODY COMPOSITION VERSUS OBSTRUCTIVE SLEEP APNEA SEVERITY AND BODY MASS INDEX
| AHI (n = 44) |
BMI Z-Score (n = 44) |
|||
|---|---|---|---|---|
| r | P Value | r | P Value | |
| Airway | ||||
| Nasopharynx | −0.261 | NS | 0.346 | <0.05 |
| Oropharynx | −0.297 | <0.05 | 0.076 | NS |
| Hypopharynx | −0.122 | NS | 0.075 | NS |
| Lymphoid tissues | ||||
| Adenoid | 0.359 | <0.05 | −0.165 | NS |
| Tonsils | 0.307 | <0.05 | −0.070 | NS |
| Retropharyngeal nodes | 0.371 | <0.05 | 0.072 | NS |
| Deep cervical nodes | 0.02 | NS | 0.404 | <0.01 |
| Other tissues | ||||
| Soft palate | −0.181 | NS | 0.053 | NS |
| Tongue | −0.153 | NS | 0.325 | <0.05 |
| Mandible | −0.114 | NS | 0.292 | <0.05 |
| Body fat | ||||
| Head and neck subcutaneous fat | 0.255 | NS | 0.649 | <0.001 |
| Neck parapharyngeal fat | 0.038 | NS | 0.526 | <0.01 |
| Abdominal subcutaneous fat | 0.287 | NS | 0.682 | <0.001 |
| Abdominal visceral fat | 0.153 | NS | 0.272 | NS |
Definition of abbreviations: AHI = apnea–hypopnea index; BMI = body mass index; NS = not significant.