TABLE 1.

Baseline Characteristics

Group	Nonsmokers Without HIV (N = 20)	Smokers Without HIV (N = 20)	Nonsmokers With HIV (N = 20)	Smokers With HIV (N = 19)
Mean age (SD)	42 (9.4)	45 (6.7)	48 (9.8)	47 (10.9)
Female, n (%)	4 (20)	4 (20)	5 (25)	5 (25)
African American, n (%)	52	56	44	58
Mean CD4+ (SD)			855.7 (318)	872.9 (389.2)
Mean nadir CD4+ (SD)			351.8 (351.8)	355.3 (191.1)
Mean viral load (SD)			Undetectable	Undetectable
COPD (%)			5	25
Hypertension (%)	3.7	21.4	69.5	38
Antiretroviral therapy (%)			100	100

SD, standard deviation.