Conditions | Conditions | P-value |
---|---|---|
No aspiration | Aspiration | Â |
   2.0 ± 2.9 |    7.7 ± 5.9 | < 0.0001 |
No hypoxemia | Hypoxemia | Â |
   1.7 ± 2.3 |    3.7 ± 4.7 | < 0.0001 |
Elective | Emergency | Â |
   2.1 ± 3.1 |    4.7 ± 4.6 | 0.0017 |
Non-trauma | Acute trauma | Â |
   2.1 ± 2.9 |    4.9 ± 5.9 | 0.0072 |
Extubate in OR | Not extubate in OR | Â |
   2.1 ± 2.9 |    8.0 ± 6.8 | 0.0014 |
Non-cranial procedure | Cranial procedure | Â |
   2.2 ± 3.2 |    6.0 ± 4.0 | < 0.0001 |
No gastric dysmotility | Gastric dysmotility | Â |
   2.1 ± 3.2 |    3.9 ± 4.1 | 0.0023 |
No rapid sequence induction | Rapid sequence induction | Â |
   2.2 ± 3.3 |    3.5 ± 3.5 | 0.0136 |
No cricoid pressure | Cricoid pressure | Â |
   2.2 ± 3.3 |    3.5 ± 3.5 | 0.0182 |
Non-supine/lithotomy position | Supine/lithotomy position | Â |
   3.1 ± 4.2 |    2.1 ± 3.0 | 0.0189 |
 |    Age | 0.0001 |
 |   ASA level | 0.0006 |
 |  Duration of surgery | < 0.0001 |