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Table 1 Different cut-off values of TLC predicting CD4 < 200 cells/mm3 for subjects aged 18 years and above, and less than 18 years.

From: Relationship between Total Lymphocyte count (TLC) and CD4 count among peoples living with HIV, Southern Ethiopia: a retrospective evaluation

TLC cut-off values (cells/mm3) Mean CD4 (cells/mm3) Sensitivity Specificity PPV NPV
  < 18 ≥ 18 < 18 ≥ 18 < 18 ≥ 18 < 18 ≥ 18 < 18 ≥ 18
1000 154.5 86.6 14.9 21.8 87.0 95.3 77.0 93.2 25.8 29.3
1200 150.1 99.2 20.2 41.0 87.0 83.5 82.0 87.9 27.1 32.5
1400 138.1 112.4 24.5 51.2 87.0 74.5 84.6 85.5 28.2 34.2
1600 144.9 118.8 35.1 57.3 84.8 65.5 87.1 83.0 30.8 34.3
1800 148.9 124.0 40.4 63.9 78.3 55.7 84.5 80.9 30.9 34.5
2000 162.4 130.5 47.9 71.7 56.5 45.9 76.4 79.6 27.0 35.6
2200 190.3 132.9 59.6 74.5 39.1 42.0 74.2 79.1 24.8 36.0