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Entrapment rates in the two physician teams
| Never trapped | Trapped, extricated prior to physician team arrival | Trapped, extricated after physician team arrival | |
|---|---|---|---|
| GSA HEMS n = 46 | 19 (41%) | 13 (28%) | 14 (30%) |
| HIRT HEMS n = 165 | 105 (64%) | 9 (5%) | 51 (31%) |
Data for cases from December 2007 to March 2011 (see Methods).
