TABLE 3.

Effects of ZSS extract on sleep latency and sleep duration in mice (n = 10, mean ± S.D.).

Group	Doses	Sleep latency	Sleep duration
Blank	___	14.56 ± 5.76	33.36 ± 11.20
DZP	1.50 mg/kg	2.98 ± 1.43 a	109.58 ± 16.76 a
Extract I	1.3 g/kg	8.00 ± 5.07 b	64.18 ± 11.95 b
Extract II	1.3 g/kg	4.12 ± 0.64 a	67.42 ± 13.18 b
Extract III	1.3 g/kg	6.79 ± 6.11 b	64.71 ± 16.69 b
Extract Ⅳ	1.3 g/kg	6.50 ± 4.37 b	63.62 ± 15.20 b
Extract Ⅴ	1.3 g/kg	5.98 ± 3.56 b	60.82 ± 12.49 b
Extract Ⅵ	1.3 g/kg	6.79 ± 6.11 b	79.87 ± 20.01 b
Extract Ⅶ	1.3 g/kg	6.50 ± 4.37 b	82.18 ± 17.64 b
Extract Ⅷ	1.3 g/kg	5.24 ± 1.75 b	80.15 ± 19.70 b
Extract Ⅸ	1.3 g/kg	3.87 ± 3.47 a	97.39 ± 12.89 a
Extract Ⅹ	1.3 g/kg	5.98 ± 3.56 b	85.49 ± 12.53 b
ZSSE	1.3 g/kg	2.80 ± 1.92 a	95.34 ± 9.63 b
Extract XI	1.3 g/kg	5.36 ± 2.77 b	92.41 ± 11.82 b
Extract XII	1.3 g/kg	3.58 ± 2.03 a	112.22 ± 10.88 a

Note: Compared with the Blank group.

^a p<0.01.

^b p<0.05.