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. 2016 Sep 9;11(9):e0162833. doi: 10.1371/journal.pone.0162833

Table 1. Demographic and clinical-demographic characteristics and diagnostic delay of pulmonary TB patients.

Characteristic Frequency, n (%) Diagnostic delay Median (IQR) P value
Sex
Female 126(41.7) 30 (30–60)
Male 176 (58.3) 30 (30–60) 0.555
Age category
≤35 146 (48.5) 30 (30–60)
>35 155 (51.5) 30 (30–45) 0.934
Median age (IQR) 35 (33–37)
Residence
Urban 154 (51.0) 30 (30–30)
Rural 148 (49.0) 60 (30–60) 0.041
History of TB treatment
New 254 (84.1) 30 (30–45)
Previously treated 48 (15.9) 45(30–60) 0.177
Presence of cough
Yes 290 (96.0) 30 (7–131)
No 12 (4.0) 30 (30–53) 0.834
Fever
Yes 248 (82.1) 30 (30–60) 0.854
No 54 (17.9) 30 (30–60)
Night sweats
Yes 246 (81.7) 30 (30–60)
No 55 (18.3) 30 (30–60) 0.790
HIV-status
Positive 222 (74.5) 30 (30–60)
Negative 76 (25.5) 60 (30–60) 0.093
ON ART
Yes 80 (36.0) 30 (30–60) 0.160
No 142 (64.0) 30 (30–30)
CD4 cell count
>200 cells/mm3 84 (44.9) 30 (30–45)
100–200 cells/mm3 35 (18.7) 30 (30–60) 0.708
<100 cells/mm3 68 (36.4) 30 (30–41) 0.729
Taking cotrimoxazole
Yes 28 (14.1) 30 (21–60)
No 170 (85.9) 30 (30–30) 0.825
Smear results
Negative 119 (39.7) 30 (30–30) 0.086
Positive 181 (60.3) 30 (30–60)
XpertMTB/RIF Ct value
Very low (>28 cycles) 73 (24.2) 30 (30–60)
Low (23–28 cycles) 75 (24.8) 30 (30–60) 0.562
Medium (16–22 cycles) 114 (37.7) 30 (30–60) 0.991
High (<16 cycles) 40 (13.3) 30 (30–60) 0.951

TB = tuberculosis, IQR = Interquartile range. Ct = cycle threshold