TABLE 1.

Baseline Characteristics of Participants in the Chicago Housing for Health Partnership Program: Chicago, IL, October 2003–May 2006

	All Randomized Participants		Participants Analyzed
	Intervention (n = 54)	Usual Care (n = 51)	Intervention (n = 47)	Usual Care (n = 47)
Age, y, mean (SD)	45 (6.9)	43 (7.7)	45 (7.2)	44 (7.7)
Female, no. (%)	15 (28)	8 (16)	13 (28)	7 (15)
Veterans, no. (%)	3 (6)	5 (10)	2 (4)	5 (11)
Marital status, no. (%)
Never married	36 (67)	33 (65)	32 (68)	30 (64)
Divorced or separated	14 (26)	11 (21)	11 (23)	10 (21)
Married	2 (4)	2 (4)	2 (4)	2 (4)
Widow	2 (4)	2 (4)	2 (4)	2 (4)
Other	…	2 (4)	…	2 (4)
No response	…	1 (2)	…	1 (2)
Education, no. (%)
Eighth grade or less	7 (13)	7 (14)	6 (13)	5 (11)
Some high school	25 (46)	14 (28)	20 (43)	14 (30)
Completed high school	14 (26)	19 (37)	13 (28)	17 (37)
Beyond high school	8 (15)	11 (22)	8 (17)	11 (23)
Race, no. (%)
African American	49 (91)	44 (86)	43 (91)	40 (85)
Latino	1 (2)	3 (6)	1 (2)	3 (6)
White	2 (4)	1 (2)	2 (4)	1 (2)
Other	2 (4)	3 (6)	1 (2)	3 (6)
Residence 30 days before hospitalization, no. daysa
With family	12	10	12	11
Street	8	11	7	10
Shelter	4	5	5	5
Hospital	2	3	3	3
Jail or prison	1	2	1	1
Other	3	…	3	…
Lifetime substance use
Alcohol to intoxication
Mean	15	12	14	11
25th percentile	0	1	0	0
Median	16	7	14	6
75th percentile	23	23	22	23
Heroin
Mean	9.3	8.9	9.8	9.4
25th percentile	0	0	0	0
Median	1	0	1	0
75th percentile	20	18	20	21
Cocaine
Mean	12	10	12	10
25th percentile	2	1	2	1
Median	11	10	11	10
75th percentile	22	17	23	17

Note. There were no statistically significant differences in baseline characteristics between the randomized or analyzed groups. We assessed lifetime substance use with the Addiction Severity Index.²² Ellipses indicate the branch point when patients were randomly allocated into the 2 groups.

^aTotal days do not equal 30 in some groups because of rounding.