Density-dependent effects on the weight of female Ascaris lumbricoides infections of humans and its impact on patterns of egg production

Table 9 Observed and predicted percentage of zero counts from the NB and ZINB models

Population	Observed percentage zero counts	Predicted percentage zero counts
		NB Model	ZINB Model
			Count component	Bernoulli component
Baseline	7.12%	0.80%	0.039%	7.16%
1^st re-infection	5.49%	0.36%	0.033%	5.47%
2^nd re-infection	6.66%	0.58%	0.030%	6.64%

ISSN: 1756-3305