Risk factor

Number Tested

Number Positive (%)

Chi square

P value

Age (Years)

< 20

21-30

31-40

41-50

< 51

76

162

101

43

18

2 (2.6)

5 (3.1)

3 (3.0)

1 (2.3)

1 (5.6)

0.4726

0.9761

Marital status

Single

Married

Divorced

150

190

60

3 (2.0)

8 (4.2)

1 (1.7)

1.7305

0.4209

Educational status

Primary

Secondary

Tertiary

Non-formal

64

154

86

96

6 (9.4)

2 (1.3)

2 (2.3)

2 (2.1)

9.7844

0.0203

Locality

Urban

Rural

145

255

7 (4.8)

5 (2.0)

2.4403

0.1182

Occupations

Students

Civil servants

Traders

Artisans

Farmers

Unemployed

43

58

67

81

63

88

2 (4.7)

3 (5.2)

2 (3.0)

1 (1.2)

3 (4.8)

1 (1.1)

3.7019

0.5930

History of Blood Transfusion

Yes

No

80

320

5 (6.3)

7 (2.2)

3.3401

0.0675

Tribal Marks

Yes

No

140

260

3 (2.1)

9 (3.5)

0.5141

0.4733

Types of Family

Monogamous

Polygamous

150

250

4 (2.7)

8 (3.2)

0.0864

0.7688

Parity

1^st Trimester

2^nd Trimester

3^rd Trimester

170

150

80

4 (2.4)

4 (2.7)

4 (5.0)

1.3018

0.5215

Self-Manicure

Yes

No

180

220

5 (2.8)

7 (3.2)

0.0523

0.8190

Self-Pedicure

Yes

No

180

220

7 (3.9)

5 (2.3)

0.8356

0.3606

Total

400

12 (3.0)