TLC
Sensitivity (%)
Specificity (%)
PPV (%)
NPV (%)
800
13.6
100
100
45.5
900
15.9
99.2
96.6
46
1000
21
99.2
97.4
47.5
1100
25
98.4
95.7
48.6
1200
33
97.6
95.1
51.2
1300
41.5
96.9
94.8
54.4
1400
51.7
96.1
94.8
58.9
1500
64.8
92.1
91.9
65.4
1600
68.2
86.6
97.6
66.3
1700
74.4
82.7
85.6
70
1800
75
77
82.5
69.2
1900
81.8
70.9
79.6
73.8
2000
84.7
65.4
77.2
75.5
Table 2:
Combine Sensitivity, Specificity, Positive Predictive Value (PPV) And Negative Predictive Value (NPV) Of TLC Counts for Absolute CD4
+
T Cell Count <350 Cells/mm
3
.
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