Table 3 Age, body mass index (BMI), and apnea-hypopnea index (AHI) of the studies investigating pharyngeal airway changes in mandibular setback surgery with or without maxillary surgery
From: Why most patients do not exhibit obstructive sleep apnea after mandibular setback surgery?
| Age (years) | BMI before surgery (kg/m2) | AHI (before surgery) | AHI (after surgery) | |||||
|---|---|---|---|---|---|---|---|---|
| Average | ± SD or range | Average | ± SD or range | Average | ± SD or range | Average | ± SD or range | |
| Hasebe (2011) [3], 1 + 2 jaw | 22 | 21.3 | 17.2–33.7 | 1-jaw 2.2; 2-jaw 2.9 | 1-jaw 3.3; 2-jaw 3.3 | 1-jaw 2.7; 2-jaw 2.1 | 1-jaw 3.4; 2-jaw 1.7 | |
| Gokce (2012) [28], 2 jaw | 20.9 | ± 0.8 | 22.3 | ± 4.2 | 2.1 | 2.74 | 1.4 | 1.75 |
| Lee Y (2012) [23], 2 jaw | 22.7 | 18.1–33.4 | 20.8 | ± 2.6 | ||||
| Kobayashi (2013) [32], 1 + 2 jaw | 24 | 16–38 | 21.4 | 16.1–30.9 | ||||
| Uesugi (2014) [26], 1 + 2 jaw | 23 | 16–54 | 21.1 | 15–34.4 | 1-jaw 3.1; 2-jaw 1.9 | 1-jaw 3.2; 2-jaw 1.7 | 1-jaw 3.4; 2-jaw 2.2 | 1-jaw 4.1; 2-jaw 2.1 |
| Hsieh (2015) [20], 2 jaw | 24 | ± 3.9 | 20.1 | ± 2.5 | ||||
| Kim HS (2016) [21], 2 jaw | 23.8 | ± 5.9 | 21.1 | ± 2.7 | ||||
| Jang SI (2018) [6], 2 jaw | 23.9 | ± 5.2 | 24.9 | ± 2.5 | 2.24 | 1.24 | 4.75 | 5.91 |
| Lee ST (2019) [16], 1 + 2 jaw | 23.3 | ± 4.2 | 24.5 | ± 4.5 | ||||
| On SW (2019) [5], 1 + 2 jaw | 21.86 | ± 4.55 | 22.65 | 15.3–33.3 | 1.15 | 0–12.4 | 1.1 | 0–28.7 |
| Schilbred Eriksen (2019) [29], 1 jaw | 23.2 | 18.2–33.4 | 24.2 | 20.1–32.1 | 1.3 | 0–2.5 | 1.8 | 0.3–3.3 |
| Yang HJ (2020) [4], 2 jaw | 21.8 | ± 2.9 | 21.1 | 17.8–25.2 | 0.4 | 0–2.9 | 1.2 | 0–8.2 |
| Total | 22.8 ± 1 | 22.1 ± 1.5 | 1.9 ± 0.8 | 2.3 ± 1.1 | ||||