Table 3 Null hypothesis tested by logistic regression: categorized MLCR and NLCR controlled for age and gender, interaction by immunity against malaria

MLCR

Non-immune

Semi-immune

All N (%)

MLCR ≥ 0.27

Odds ratio (95% CI)

p-value

All N (%)

MLCR ≥ 0.15

Odds ratio (95% CI)

p-value

Malaria negative

205 (58.7)

41/205 (20.0)

base

<.001

5 (7.0)

2/5 (40.0)

base

.200

Malaria positive

144 (41.3)

85/144 (59.0)

5.92 (3.66-9.59)

66 (93.0)

42/66 (63.6)

3.70 (0.50-27.43)

NLCR

Non-immune

Semi-immune

All N (%)

NLCR ≥ 2.5

Odds ratio (95% CI)

p-value

All N (%)

NLCR ≥ 1.5

Odds ratio (95% CI)

p-value

Malaria negative

205 (58.7)

43/205 (21.0)

base

<.001

5 (7.0)

3/5 (60.0)

base

.983

Malaria positive

144 (41.3)

83/144 (57.6)

5.24 (3.25-8.45)

66 (93.0)

39/66 (59.1)

0.98 (0.13-7.18)