2.7. Study Protocol
ADVERSE EFFECTS, RECRUITMENT, COMPLICATIONS
The recruitment of patients was performed at the preoperative clinic visit as part of the first anesthesiology evaluation and preanesthesia examination. Goals of the study and the experimental protocol were explained to the patients along with the possible complications and adverse effects. Informed consent to be enrolled in the study and consent to be randomized into two groups were obtained at the same meeting. Randomization of the participants into two groups was performed using We divided all patients into two groups before the beginning of the surgery (