Table 1.

Comparison of general data (n = 20).

Group	Age ($\overline{x}\pm s$, years)	Sex (n, male/female)	BMI ($\overline{x}\pm s$, kg/m2)	ASA stage (n, I/II)
Group C	58 ± 9	11/9	23.9 ± 3.3	6/14
Group D	52 ± 8	13/7	24.9 ± 3.5	8/12