Table 1.

Comparison of populations from Kampung Sungai Pergam (Site 1) and Kampung Berua (Site 2).

	Kampung Sungai Pergam (Site 1)	Kampung Berua (Site 2)	p value
Total (n)	68	62
Gender
Female	34	30	ns
Male	32	26	ns
NA	2	6	ns
Household size
(Average, n)	4.5	5.2	ns
Age (years)
<5	1	6	ns
5 to <18	27	39	ns
18 to <65	25	12	<0.05
65+	1	0	ns
NA	14	5	<0.05
Vaccinations
Yes	61	50	ns
No	5	4	ns
NA	2	8	ns
Smoking
Yes	14	7	ns
No	53	51	ns
NA	1	4	ns
Respiratory Symptomsa
Within last 30 days	40	16	<0.001
Within last 90 days	36	6	<0.001

p values are z-test of proportions.

ns nonsignificant.

^arespiratory symptoms are self-reported incidences of cough, sore throat, flu-like symptoms, ear infection or fever.