The SL and awaking time ( AT ) in group C -LSB- SL ( @ + / - @ ) min and AT ( @ + / - @ ) times -RSB- were significantly superior to those in the other two groups -LSB- SL ( @ + / - @ ) min , ( @ + / - @ ) min , AT ( @ + / - @ ) times , ( @ + / - @ ) times , all P < @ -RSB- .