Table 1 Risk factors of microscopic parasitaemia
Factors | % positive | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|---|
OR (95% CI)* | P | OR (95% CI) † | P | ||
Age (years)(n) | |||||
≤ 20 (94) | 31.9 (30) | 2.69 (1.34 – 5.41) | 0.005 | 4.61 (1.47 – 14.70) | 0.01 |
21–25 (108) | 18.5 (20) | 1.30 (0.63 – 2.71) | 0.478 | 2.03 (0.80 – 5.20) | 0.137 |
>25 (101) | 14.9 (15) | Reference | |||
Parity (n) | |||||
I (95) | 29.5 (28) | 1.78 (0.95 – 3.35) | 0.072 | 0.61 (0.22 – 1.69) | 0.337 |
II (90) | 17.8 (16) | 0.92 (0.46 – 1.87) | 0.820 | 0.40 (0.15 – 1.06) | 0.064 |
≥ III (121) | 19.0 (23) | Reference | |||
SP dosage (n) | |||||
≥ 2 (141) | 14.9 (21) | 0.26 (0.11 – 0.62) | 0.002 | 0.18 (0.06 – 0.52) | 0.002 |
1 (129) | 24.0 (31) | 0.47 (0.21 – 1.09) | 0.076 | 0.31 (0.11 – 0.88) | 0.028 |
No SP (30) | 40.0 (12) | Reference | |||
Fever history (n) | |||||
Yes (125) | 28.8 (36) | 2.45 (1.36 – 4.40) | 0.002 | 2.98 (1.58 – 5.73) | 0.001 |
No (162) | 14.2 (23) | Reference | |||