Table 1.

Estimated means (standard errors) for ghrelin & PYY by ELA group & smoking group.

	Ghrelin			PYY
	Successful Quitters	Relapsers	Nonsmokers	Successful Quitters	Relapsers	Nonsmokers
	M (SE)	M (SE)	M (SE)	M (SE)	M (SE)	M (SE)
No ELA
Lab 1 (ad libitum)	685.87 (78.60)	592.31 (87.40)	349.37 (60.04)	8.00 (0.67)	8.96 (0.84)	8.14 (0.54)
Lab 2 (withdrawal)	550.56 (65.04)	633.39 (72.32)	376.29 (49.68)	9.45 (0.58)	9.20 (0.73)	8.10 (0.47)
Low ELA
Lab 1 (ad libitum)	425.72 (73.29)	565.00 (69.23)	318.66 (86.59)	9.84 (0.70)	8.30 (0.67)	8.88 (0.78)
Lab 2 (withdrawal)	433.14 (60.64)	479.57 (57.29)	298.69 (71.65)	8.89 (0.61)	9.84 (0.58)	8.66 (0.68)
High ELA
Lab 1 (ad libitum)	491.67 (52.84)	593.20 (58.36)	481.76 (86.45)	8.45 (0.47)	7.93 (0.52)	7.95 (0.78)
Lab 2 (withdrawal)	476.54 (43.72)	516.72 (48.29)	641.85 (71.54)	8.77 (0.41)	8.68 (0.46)	7.12 (0.68)