Table 1.
Site variation in treatment, transport, and survival of OOHCA to hospital discharge in relation to documented prehospital ROSC
| Site | A: Adult Non-Traumatic OOHCA Assessed by EMS | B: Treated by EMS | C: Transported for ongoing care | D. Survival to Hospital Discharge (all cases) | E: Survival to Hospital Discharge (treated cases only) | F: Transport Initiated AFTER Documented ROSC | G: Transport Initiated AFTER Documented ROSC and Survived | H: Transport Initiated WITHOUT Documented ROSC | I: Transport Initiated WITHOUT Documented ROSC and Survived |
|---|---|---|---|---|---|---|---|---|---|
| N | N (% of A) | N (% of B) | N (% of A) | N (% of B) | N (% of B) | N (% of F) | N (% of B) | N (% of H) | |
| Alabama | 1024 | 373 (36) | 328 (88) | 7 (0.7) | 7 (1.9) | 17 (5) | 3 (18) | 311 (95) | 4 (1) |
| Iowa | 1419 | 764 (54) | 656 (86) | 76 (5.4) | 76 (10.0) | 120 (18) | 53 (44) | 536 (82) | 23 (4) |
| Ottawa-OPALS Group, Ontario, Canada | 4397 | 2796 (64) | 1732 (62) | 148 (3.4) | 148 (5.3) | 520 (30) | 110 (21) | 1212 (70) | 38 (3) |
| Pittsburgh, Pennsylvania | 1634 | 770 (47) | 543 (71) | 61 (3.7) | 61 (7.9) | 146 (27) | 47 (32) | 397 (73) | 14 (4) |
| Portland, Oregon | 1999 | 1198 (60) | 691 (58) | 138 (6.9) | 138 (11.5) | 407 (59) | 120 (29) | 284 (41) | 18 (6) |
| Seattle/King County, Washington | 3304 | 1716 (52) | 840 (49) | 275 (8.3) | 275 (16.0) | 722 (86) | 250 (35) | 118 (14) | 25 (21) |
| Toronto, Ontario, Canada | 6154 | 3631 (59) | 1960 (54) | 202 (3.3) | 202 (5.6) | 647 (33) | 154 (24) | 1313 (67) | 48 (4) |
| Vancouver, British Columbia, Canada | 3302 | 2270 (69) | 1195 (53) | 217 (6.6) | 217 (9.6) | 780 (65) | 189 (24) | 415 (35) | 28 (7) |
| Overall (All Sites) | 23233 | 13518 (58) | 7945 (59) | 1124 (4.8) | 1124 (8.3) | 3359 (42) | 926 (28) | 4586 (58) | 198 (4) |
| Adjusted p-value* | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 |
*
Adjusted for covariates: age, gender, initial rhythm, location, EMS witnessed, bystander CPR, ALS care