Characteristics of patients with Wilson disease in the United States: An insurance claims database study

Table 2 Clinical manifestations during follow-up

Type of manifestation	All patients	Patients with documented treatment	Patients with no documented treatment	P value by χ² test
	n = 5376	n = 885	n = 4491
Hepatic manifestations	1796 (33.4)	389 (44.0)	1288 (28.7)	< 0.001
Neurological manifestations	1935 (36.0)	302 (34.1)	1577 (35.1)	0.572
Psychiatric manifestations	2433 (45.3)	383 (43.3)	1977 (44.0)	0.683
At least one of the above	3829 (71.2)	649 (73.3)	3060 (68.1)	0.002

Data are n (%).