Table 3. The results of the univariate analysis of potential predictors of Cryptosporidium infection among the 276 aboriginal children.

	% of the children found:
Variable	Uninfected	Infected	Odds ratio and (95% confidence interval)	P
Age <7 years	53·1	65·0	1·60 (0·63–4·24)	0·305
Male	51·2	50·0	1·05 (0·42–2·60)	0·920
Birth weight ⩽2·5 kg	27·6	53·3	2·99 (1·04–8·64)	0·035
Breast fed for ⩽4 months	19·2	20·0	1·05 (0·34–3·29)	0·935
Prolonged breast feeding (>2 years)	4·9	15·2	2·18 (1·02–7·32)	0·029
Incomplete immunization	6·3	5·0	0·79 (0·12–6·28)	0·820
Significant underweight	54·8	55·6	1·03 (0·39–2·71)	0·940
Significant stunting	58·7	66·7	1·41 (0·51–3·88)	0·507
Significant wasting	14·8	21·4	1·58 (0·41–6·02)	0·503
Father’s education poor (<6 years)	30·1	40·0	1·55 (0·61–3·94)	0·359
Mother’s education poor (<6 years)	59·2	45·0	0·57 (0·23–1·41)	0·217
Low household income (<450 ringgits/month)	68·4	70·0	1·08 (0·40–2·92)	0·879
Large family size (more than seven members)	10·0	41·4	5·31 (1·37–14·43)	0·006
Working mother	14·6	15·0	0·97 (0·27–3·48)	0·960