. 2017 Apr 13;11(4):e0005519. doi: 10.1371/journal.pntd.0005519

Table 3. Comparison of pool positivity between independent samples for hotspot and PHC surveys, 2010 and 2012.

Year	Survey (sample)	Positive pools (%)	p-value	95% CI for difference of proportions
2010	Hotspot (sample 1)	102/207 (49.3%)	0.181	[-0.03, 0.16]
	Hotspot (sample 2)	88/206 (42.7%)	0.181	[-0.03, 0.16]
	PHC (sample 1)	54/231 (23.4%)	0.141	[-0.02, 0.13]
	PHC (sample 2)	41/230 (17.8%)	0.141	[-0.02, 0.13]
2012	Hotspot (sample 1)	50/206 (24.3%)	0.009	[0.03, 0.18]
	Hotspot (sample 2)	29/206 (14.1%)	0.009	[0.03, 0.18]
	PHC (sample 1)	15/231 (6.5%)	0.552	[-0.03, 0.06]
	PHC (sample 2)	12/231 (5.2%)	0.552	[-0.03, 0.06]