Table 1 Parasitaemia rates and relative odds with 95% confidence intervals.

District

   Samburu

238

1.7%

Reference

   Malindi

442

7.2%

4.57 (1.59 – 13.07)

4.03 (1.35 – 12.02)

   Busia

461

22.3%

16.83 (6.12 – 46.32)

14.41 (5.04 – 41.21)

Age

   18 – 25

266

13.2%

Reference

   26 – 35

286

12.6%

0.95 (0.58 – 1.56)

   36 – 45

219

12.3%

0.93 (0.54 – 1.59)

   46+

370

11.1%

0.82 (0.51 – 1.33)

Sex

   Female

731

11.5%

Reference

   Male

408

13.2%

1.17 (0.82 – 1.69)

Literacy

   Illiterate

492

6.9%

Reference

   Literate

322

13.7%

2.13 (1.33 – 3.42)

1.78 (1.08 – 2.92)

Occupation

   Other

458

12.8%

Reference

   Agriculture

585

14.4%

1.15 (0.77 – 1.70)

   Home Duties

167

2.4%

0.17 (0.06 – 0.48)

0.76 (0.44 – 1.31)

Illness in Past 3 Months

   Other

789

10.5%

Reference

   Diarrhoea

45

25.9%

2.97 (1.22 – 7.24)

2.31 (0.94 – 5.68)

   Malaria

307

15.3%

1.49 (1.00 – 2.20)

1.06 (0.61 – 1.84)

Antimalarial Use Past 4 Weeks

   Not Used

954

11.9%

Reference

   Used

187

13.3%

1.14 (0.71 – 1.81)