Table 6.

Sensitivity, specificity and predictive values of the independent predictors of HIV infection

	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)
Parent TB	11.9(7.3,16.4)	96.5(93.5,99.5)	82.0%	45%
Weight loss	48.6(41.3, 55.9)	78.4(71.6,85.3)	75.1%	53.3%
Cyanosis	43.8(36.9,50.6)	77.6(71.0,84.3)	72.3%	50.8%
Oral thrush	49.3(42.3,56.2)	90.1(85.4,94.9)	87.0%	57.1%
WAZ <-2^	47.6(40.4, 54,8)	76.6(69.6,83.6)	73.1%	52.2%
Splenomegaly	42.1(35.5,48.9)	93.4(89.5,97.4)	89.5%	54.7%
Gen lymph	45.0(38.2,51.9)	84.6(79.0, 90.0)	79.6%	53.5%
Parotid swelling	8.0(4.2,11.7)	99.3(98.1,100.6)	94.2%	44.7%

PPV= positive predictive value, NPV=negative predictive value, ^weight for age z-score