Table 2 Multivariate analysis of pre-post community health workers intervention and of others factors predicting the failure to perform contact tracing among smear-positive pulmonary tuberculosis immigrant patients.

Yes (2003-2005 period)

28/152(19.0)

1

1

No (2000-2002 period)

69/201(34.3)

2.3(1.4-3.8)

2.4(1.3-4.3)

0.005

Sex

Female

18/126(14.3)

1

Male

79/227(34.8)

3.2(1.8-1.7)

Age

0-24

17/77(22.0)

1

25-39

56/201(27.9)

1.4(0.7-2.5)

40-64

20/63(31.7)

1.6(0.8-3.5)

65 years and over

4/12(33.3)

1.8(0.5-6.6)

Hospital of diagnosis

Other hospitals

12/55(21.8)

1

1

Hospital A

16/60(26.7)

1.3(0.6-3.1)

1.1(0.4-3.0)

0.871

Hospital B

33/80(41.2)

2.5(1.1-5.5)

3.5(1.4-8.9)

0.008

Hospital C

4/52(7.7)

0.3(0.1-1)

0.5(0.1-1.9)

0.319

Hospital D

15/40(37.5)

2.1(0.9-5.3)

4.6(1.6-13.5)

0.006

Hospital E

17/66(25.8)

1.2(0.5-2.9)

0.9(0.3-2.4)

0.768

Geographical area of origin

Latin America

29/167(17.4)

1

1

India-Pakistan

18/47(38.3)

2.9(1.5-6)

4.4(1.9-10.3)

0.001

North Africa

25/49(51.0)

4.9(2.5-10)

4.3(1.8-10.5)

0.001

Other countries

25/90(27.8)

1.8(1.0-3.3)

1.4(0.7-3.0)

0.371

IDU ^e

No

84/331(25.4)

1

Yes

13/22(59.1)

4.3(1.8-10.3)

District of residence

Other districts

49/237(20.7)

1

1

Inner city

33/95(34.7)

2.0(1.2-3.4)

1.1(0.5-2.3)

0.747

Unknown

15/21(71.4)

9.6(3.5-26)

5.4(1.6-18.0)

0.006

HIV infection

No

77/321(24)

1

1

Yes

20/32(62.5)

5.3(2.5-11.3)

6.1(2.5-14.8)

< 0.001

Smoking

No

42/212(19.8)

1

Yes

55/141(39)

2.6(1.6-4.2)

Use of alcohol

No

63/286(22)

1

Yes

34/67(50.7)

3.65(2.1-6.4)

Incarceration history

No

87/336(25.9)

1

Yes

10/17(58.8)

4.1(1.5-11.1)

Homeless

No

76/320(23.7)

1

1

Yes

21/33(63.6)

5.6(2.7-12)

3.3(1.3-8.2)

0.011