Table 6.

Parameter estimates for the three components truncated Poisson finite mixture model on paediatric patients (0–14)

Variable	First latent class			Second latent class			Third latent class
	Coef.	Std. err.	Sig.	Coef.	Std. err.	Sig.	Coef.	Std. err.	Sig.
Male	0.101	0.009	***	0.040	0.007	***	0.045	0.021	*
Foreign	− 0.022	0.001	***	− 0.022	0.001	***	− 0.024	0.002	***
Age	− 0.113	0.015	***	0.068	0.010	***	0.059	0.029	*
Mental disorders	0.999	0.026	***	0.575	0.027	***	0.522	0.062	***
Diseases of the nervous system and sense organs	0.733	0.029	***	0.443	0.030	***	0.405	0.061	***
Diseases of the circulatory system	0.784	0.042	***	0.406	0.046	***	0.341	0.118	**
Diseases of the respiratory system	1.074	0.020	***	0.645	0.022	***	0.535	0.066	***
Diseases of the digestive system	0.781	0.047	***	0.381	0.057	***	0.217	0.115
Diseases of the genitourinary system	0.863	0.025	***	0.441	0.029	***	0.389	0.066	***
Diseases of the musculoskeletal system	0.864	0.030	***	0.440	0.036	***	0.306	0.094	**
Congenital anomalies	0.809	0.015	***	0.455	0.014	***	0.507	0.038	***
Multiple chronicity	0.044	0.031		0.203	0.032	***	0.116	0.062
_cons	− 0.110	0.011	***	1.4788	0.008	***	2.466	0.022	***
Number of observations	173,351
Correlation real accesses vs predicted	0.95
AIC	513,881
% of patients	78.8%			20.4%			0.8%
% accesses	61%			36%			4%
Average number of accesses	1.58			5.41			13.92

Significance levels: * p value < 0.05; **p value < 0.01; ***p value < 0.001