Table 4.
Values before the parentheses are the numbers of patients with symptoms of PONV at each set time during the post-anesthetic period. Values in parentheses are the numbers of patients with newly developed symptoms of PONV at each set time during the post-anesthetic period. PONV: post-operative nausea and vomiting. Group P is the propofol group. Group S is the sevoflurane group. *Significantly different from group S and P < 0.05.