Table 3: Prevalence of Gene Xpert MTB/RIF assay and LED-FM confirmed EPTB patients at Dessie Referral Hospital, from March 1 to June 30, 2017.

Sample type Total Gene Xpert MTB/RIF assayχ2 LED- FMχ2
n()Negative  
n(%)
Positive  
n(%)
p-valuepositive  
n(%)
negative  
n(%)
p-value

CSF184(52.1)174 (94.6)10 (5.4)15.457;  
0.001
6(3.3)178 (96.7)2.799;  
0.424
Peritoneal fluid45(12.7)42(93.3)3(6.7)0(0)45(100)
Pleural fluid109(30.9)96 (88.1)13(11.9)2(1.8)107 (98.2)
LNA15(4.3)10 (66.7)5 (33.3)1(6.7)14 (93.3)
Total 322(91.22)31(8.78)9(2.5)344(97.5)

CSF: cerebrospinal fluid; LNA: lymph node aspirate.