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Table 7 Influence of different urine parameters (according to dipstick testing) on positivity of LAM-ELISA adjusted for gender, HIV status, TB status and AFB smear-positivity (per sample analysis)

From: Low sensitivity of a urine LAM-ELISA in the diagnosis of pulmonary tuberculosis

Finding n Prevalence ratio for LAM positivity (95% CI) p-value
Protein     
≤ Trace* 260 1   
> Trace 42 1.63 (1.06–2.52) 0.026
Leukocytes     
≤ Trace* 249 1   
> Trace 53 0.88 (0.54–1.43) 0.609
Haemoglobin     
≤ Trace* 241 1   
> Trace 61 1.48 (0.99–2.22) 0.057
Specific gravity     
≤ 1015* 164 1   
> 1015 138 1.16 (0.77–1.74) 0.484
  1. *Baseline category for Poisson regression