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Table 4 Relative risk derived from knowledge factors associated with acquisition of HIV amongst pregnant women

From: The incidence of HIV among women recruited during late pregnancy and followed up for six years after childbirth in Zimbabwe

Variable

No. tested

No. HIV positive (%)

RR(95% CI)

How do you rate your chances of infection?

   

   No risk

92

10 (10.9)

Referent

   Small risk

78

5 (6.4)

0.6(0.2-1.7)

   Moderate risk

67

4 (6.0)

0.5(0.2-1.7

   High risk

101

9 (8.9)

0.8(0.3-1.9)

   Don't know

101

11 (10.9)

1.0(0.4-2.3)

Why do you think you have no risk?

   

   I am married

34

4 (11.8)

Referent

   I have one sexual partner

20

2 (10.0)

0.8(0.2-4.3)

   My partner is faithful

36

5 (13.9)

1.2(0.3-4.0)

   I use condoms regularly*

2

0 (0)

0.2(0.03-2.3)

   Others

31

1 (3.2)

0.8(0.1-5.8)

   Not applicable

12

1 (8.3)

 

Why do you think you are at risk?

   

   Partner cannot be trusted

156

9 (5.8)

Referent

   Partner has other sexual partners

18

4 (22.2)

3.8(1.3-11.2)

   I have other sexual partners

1

0 (0)

Incalculable

   We do not use condoms

30

2 (6.7)

1.2(0.3-5.1)

   Others

25

1 (4.0)

0.7(0.1-5.3)

   Not applicable

18

1 (5.6)

1.0(0.1-7.2)

Can consistent condom use prevent STI/HIV?

   

   Yes

339

28 (8.3)

Referent

   No

56

4 (7.1)

1.2(0.4-3.2)

Abstain as prevention of STI and HIV?

   

   Yes

45

3 (6.7)

Referent

   No

349

29 (8.3)

0.8(0.3-2.5)

Do you know someone infected with HIV?

   

   Yes

146

8 (5.5)

Referent

   No

296

31

0.5(0.2-1.1)

Do HIV-infected people always show signs?

   

   No (Can look healthy)

287

23 (8.0)

Referent

   Yes (Always show signs)

124

12 (9.7)

0.8(0.4-26.8)

   Do not know

27

4 (14.8)

1.5(0.5-4.4)

Are healthy-looking infected men infectious?

   

   Yes

408

34 (8.3)

Referent

   No

15

1 (6.7)

1.3(0.2-8.6)

   Do not know

18

4 (22.2)

3.3(0.4-26.8)

Can a woman transmit HIV to her baby?

   

   Yes

415

35 (8.4)

Referent

   No

1

0

Incalculable

   Do not know

17

4 (19.0)

2.3(0.9-5.8)

Can you discuss AIDS with a family member?

   

   Yes

335

30 (9.0)

Referent

   No

108

9 (8.3)

1.1(0.5-2.2)

Can you discuss AIDS with your spouse?

   

   Yes

386

32 (8.3)

Referent

   No

56

7 (12.3)

0.7(0.3-1.4)

Can you discuss AIDS with your friends?

   

   Yes

317

28 (8.8)

Referent

   No

125

11

1.0 (0.5-2.0)