Table 1.

Subjects.

Group		Sex	n	Age ± SD (Days)	Weight ± SD (g)
Nicotine	Adult	Male	9	111 ± 9	488 ± 42
		Female	8	138 ± 4	426 ± 53
	Adolescent	Male	9	65 ± 3	323 ± 17
		Female	9	59 ± 9	308 ± 27
Vehicle	Adult	Male	9	121 ± 7	493 ± 67
		Female	8	132 ± 6	447 ± 22
	Adolescent	Male	8	59 ± 8	366 ± 23
		Female	10	68 ± 11	297 ± 64