Application of Zero-Inflated Poisson Mixed Models in Prognostic Factors of Hepatitis C

Table 1

The distribution of covariates in this study.

Variable	Category	𝑛	%
Sex	Female	55	29.6
	Male	131	70.4
Risk factor	Yes	104	55.9
	No	82	44.1
Genotype	1	142	76.3
	2	4	2.2
	3	40	21.5
Treatment	Interferon plus Ribavirin	100	53.8
	Peg-Interferon plus Ribavirin	86	46.2