Table 1.

Baseline Characteristics of HIV-infected Individuals enrolled in the Lung Cancer Detection by CT Screening Study (N = 224)^a

Characteristics	No. Subjects (%)
Age, median [IQR], yrs	48 [44–53]
Gender (M/F)	161/63
Race
Blacks	201 (90)
Whites	22 (10)
Hispanic or Latino	1 (0.5)
Smoking Status
Former	25 (11)
Current	199 (89)
Never	0 (0)
Pack-years smoked, median [IQR], yrs	34 [31–36]
History of Marijuana Use	90 (40)
History of Cocaine Use	65 (29)
IVDUb	129 (58)
Hepatitis Cc	114 (54)
TB skin test positived	44 (21)
STDe	84(44)
AZTf	143 (68)
CD4 nadir, median [IQR], cells/mm3 g	179 [61–332]
CD4 cell count, median [IQR], cells/mm3 h	400 [217–568]
Viral load <400 cells/mm3 i	123 (59.1)
FEV1, median [IQR],% Predicted	85 [70–101]
FVC, median [IQR], % Predicted	88 [74–101]
FEV1/FVC, median [IQR],	81 [73–91]
Highest Educational Level Attainedj
Middle school	65 (52)
High School	40 (32)
College Degree	21 (17)
Annual Incomek
<$ 8,000	63 (72)
$ 8,000 to $14,999	12 (14)
$ 15,000 to $24,999	10 (12)
$ 25,000 to $49,999	2 (3)

Abbreviations: IQR, Interquartile Range; IVDU, Intravenous Venous Drug User; TB, Tuberculosis; STD, Sexually Transmitted Disease; AZT, Azidothymidine.

^aSome subjects had missing demographic data as noted.

^bn = 222,

^cn = 213,

^dn = 210,

^en = 189,

^fn = 209,

^gn = 200,

^hn = 187,

ⁱn = 207,

^jn = 126,

^kn = 87