Environmental Health

Table 2 Maximum likelihood parameter estimates of the multiple ZINB regression model.

From: Protection from annual flooding is correlated with increased cholera prevalence in Bangladesh: a zero-inflated regression analysis

	Negative Binomial Model					Zero-Inflated Model
Parameter	Estimate	S.E.	95% CI			Estimate	S.E.	95% CI
Intercept	0.476	0.050	0.377	0.574	***	1.708	0.128	1.458	1.958	***
Period (0, 1)	-0.315	0.045	-0.403	-0.227	***	0.891	0.158	0.582	1.200	***
FP status (0, 1)	0.535	0.047	0.442	0.628	***	-0.158	0.224	-0.598	0.281
River distance	0.064	0.018	0.030	0.099	***	0.0990	0.071	-0.048	0.229
Hospital distance	-0.222	0.007	-0.236	-0.209	***	-0.069	0.034	-0.137	-0.002	*
Population (1,000)	1.284	0.056	1.174	1.395	***	-13.029	0.962	-14.915	-11.143	***
log(theta)	0.418	0.059	0.302	0.534	***

Significance values: 0 '***' 0.001 "**' 0.01 '*' 0.05 ' '

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ISSN: 1476-069X

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