<qa>  What was the name of the study that included ASA I-II patients?The present study included American Society of Anesthesiologists ASA I-II patients n60 who were planned to undergo hand surgery. Patients with Raynauds disease, those with sickle-cell anemia, and those receiving any drug for history of allergy were excluded. Approval of the ethics committee and informed consents of the patients were obtained for the study. 