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Table 3 Performance of urine x-pert and Urine LAM for PLHIV admitted in the medical wards and screened for TB at KCH, Lilongwe, Malawi, 2016–2017 N = 334

From: Implementation of tuberculosis and cryptococcal meningitis rapid diagnostic tests amongst patients with advanced HIV at Kamuzu Central Hospital, Malawi, 2016–2017

   Urine X-pert
   Positive
N (%)
Negative
N (%)
Total
N (%)
Urine LAM Positive 13 (81.3) 63 (19.8) 76 (22.7)
Negative 3 (18.7) 255 (80.2) 258 (77.3)
   Estimate (95% CI)
  Sensitivity 81.3% (54.4, 96.0)
  Specificity 80.2% (75.4, 84.4)
  Positive predictive value 17.1% (9.4, 27.5)
  Negative predictive value 98.8% (96.6, 99.8)
  Agreement 80.2% (75.6, 83.4)
  Kappa statistic 0.22 (0.11, 0.33)