Table 2.

Physiological effects of nicotine and placebo patch.

	Tx	Placebo			Nicotine
Group	Measure	Pretreatment	60m Posttreatment	Δ	Pretreatment	60m Posttreatment	Δ
Controls	Systolic BP (mmHg)	129 (4)	121 (4)	−8 (2)	128 (3)	125 (2)	−2 (2)
	Diastolic BP (mmHg)	79 (2)	76 (2)	−3 (2)	79 (2)	80 (2)	1 (2)
	Heart Rate (bpm)	73 (2)	70 (2)	−3 (2)	76 (3)	76 (3)	0 (1)
Schizophrenia Patients	Systolic BP (mmHg)	135 (4)	130 (4)	−5 (5)	128 (4)	125 (3)	−3 (2)
	Diastolic BP (mmHg)	79 (2)	79 (3)	0 (2)	80 (2)	78 (2)	−2 (2)
	Heart Rate (bpm)	81 (4)	81 (4)	0 (2)	84 (4)	87 (4)	3 (2)

Parentheses contain the standard error. Abbreviations: BP = blood pressure, mmHg = mm of mercury, bpm = beats per minute.