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Table 2 Patient characteristics in pilot study and historical comparison group

From: HealthCall for the smartphone: technology enhancement of brief intervention in HIV alcohol dependent patients

 

MI + HealthCall-S

MI + HealthCall-IVR

p-level

Pilot study

Comparison group

(N = 39)

(N = 43)

Sociodemographic binary variablesa

%

%

 

Female

28.2

18.6

0.30

Ethnicity

   

African American

61.5

51.2

0.34

Hispanic

25.6

41.9

 

Other

12.8

07.0

 

Spanish-speaking

10.3

11.6

0.84

High school education

74.4

58.1

0.12

Married/Stable relationship

05.1

16.3

0.11

Employed

25.6

11.6

0.10

Residentially instable

30.8

27.9

0.78

Clinical variables

   

Drug dependence

10.3

23.3

0.12

Antisocial personality disorder

15.4

20.9

0.52

Beck depression inventory ≥17, indicating clinical depression

08.0

06.7

0.85

Continuous variablesb

Mean (s.d.)

Mean (s.d.)

 

Age, years

45.5 (11.5)

46.0 (7.2)

0.51

Years since HIV diagnosis

11.5 (8.4)

14.9 (7.4)

0.04

Drinks per drinking day (NumDD)

9.3 (6.9)

8.1 (3.9)

0.84

Percent days abstinent (PDA)

58.1 (27.4)

61.3 (24.2)

0.81

DSM-IV dependence criteria count

5.8 (1.1)

4.9 (1.7)

0.03

Beck Depression Inventory

7.5 (6.9)

5.3 (5.9)

0.18

  1. agroup differences tested with chi-square.
  2. bgroup differences tested with Kruskal Wallis test.