TABLE 2.
Use of rescue therapy for vasospasm
| Rescue Therapy | Control Group (n = 43) | Heparin Group (n = 43) | p Value† |
|---|---|---|---|
| phenylephrine infusion* | 14 | 4 | 0.016 |
| microcatheter-directed therapy‡ | 12 | 3 | 0.021 |
*
Patients treated with a phenylephrine infusion had their blood pressure titrated to a systolic blood pressure that resulted in resolution of their symptoms or to a maximum of 200 mg/minute.
†
Fisher’s exact test (2-tailed).
‡
Microcatheter-directed therapy involved selective angioplasty or intraarterial infusion of verapamil to a total dose no greater than 20 mg in a 24-hour period.