Table 3

Sensitivity and specificity of DECT for the diagnosis of gout

SensitivitySpecificity
Manger et al 201249 0.78NA
Wu et al 201498 0.970.87
HJ et al 201599 0.910.85
Huppertz et al 201477 0.780.93
Dalbeth et al 2015 40
Early disease (≤3 years)0.79NA
Late disease (>3 years)0.84NA
Ahmad et al 2016100 0.820.89
Kiefer et al 2016101 0.710.95
Ogdie et al 201543 MA* 0.87 (0.79–0.93)0.84 (0.75–0.90)
Lee and Song 2017102 MA† 0.84 (0.81–0.87)0.93 (0.93–0.96)
  • Diagnosis of gout, clinical classification criteria only98–101; MSU crystal identification only40 50 103 104; clinical criteria and/or MSU crystal identification.49 77

  • *Pooled data from: 50 103 104

  • 50 77 98–101 103 104

  • DECT, dual-energy CT; MA, meta-analysis; MSU, monosodium urate; NA, not applicable.