Table 2.

Prevalence of observed gout lesions in the first and second round. Both overall prevalence per lesion and prevalence of the lesions per site are given.

US Gout LesionsObserved Prevalence, %Positive Findings, nTotal Observed Sites, n
Tophus
  Overall61.112512048
  PPT66.4340512
  DPT68.6351512
  MTP189.5458512
  ICR19.9102512
Aggregates
  Overall29.86112048
  PPT33.6172512
  DPT28.9148512
  MTP145.5233512
  ICR11.358512
Erosions
  Overall32.46632048
  PPT21.7111512
  DPT16.685512
  MTP185.0435512
  ICR6.332512
DC
  Overall52.85411024
  MTP149.4253512
  ICR56.3288512
  • US: ultrasound; PPT: proximal patellar tendon; DPT: distal patellar tendon; MTP1: metatarsophalangeal joint 1; ICR: intercondylar region; DC: double contour.