Performance of Ultrasound in the Clinical Evaluation of Gout and Hyperuricemia

Table 3

(a) Global US findings in patients with gout and hyperuricemia

	Patients
	Gout	HUA	value
Total patient	202	43	—	—
Positive patient	154 (76.24%)	11 (25.58%)	<0.001	41.369
	Joints
	Gout	HUA	value
Total detected joints	1082	256	—
Positive joint	358 (33.09%)	11 (4.30%)	<0.001	85.913
DCS	228 (21.07%)	6 (2.34%)	<0.001	50.320
HAG	64 (5.91%)	5 (1.95%)	0.04	4.168
Tophi	159 (14.70%)	0	<0.001	42.693

Positive patient: MSU crystal deposits in at least one joint of the patient.

(b) US findings and clinical attacks in the joints of gouty patients

	Ever attacked	Never attacked
Total detected joints	487	595
Positive joints	277/487 (56.88%)	67/595 (11.26%)
DCS	159/487 (32.65%)	43/595 (7.23%)
HAG	38/487 (7.80%)	16/595 (2.69%)
Tophi	120/487 (24.64%)	16/595 (2.69%)