Table 2. Recovery Time (min).

	Light anesthesia group	Deep anesthesia group
Spontaneous ventilation	4.1 ± 2.3	5.3 ± 1.8*
Eye opening	6.9 ± 3.2	9.1 ± 3.2*
Extubation	8.2 ± 3.1	10.7 ± 3.3*
Orientation	10.0 ± 3.9	12.9 ± 5.5*

Data expressed as number or mean ± SD, ^*P < 0.01.