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Table 2 Potential predictors for SNPT in PTB patients

From: Diagnosis of smear-negative pulmonary tuberculosis based on clinical signs in the Republic of Congo

Characteristics SPPT, N = 240 SNPT, N = 132 Unadjusted OR (95 % CI) LR R2 P value
Duration of cough above 14 days (%) 226 (94) 114 (86) 0.39 (0.19–0.82) 6.28 0.013 0.012
Median of duration of cough (days) (IQR) 30 (29–61) 30 (21–60) 0.99 (0.98–1.00) 3.37 0.007 0.080
Fever (%) 215 (90) 123 (93) 1.59 (0.72–3.51) 1.38 0.003 0.253
Anorexia (%) 181 (75) 118 (89) 2.75 (1.47–5.14) 11.40 0.024 0.002
Asthenia (%) 209 (87) 125 (95) 2.65 (1.13–6.19) 5.92 0.015 0.025
Pale skin (%) 32 (13) 21 (16) 1.23 (0.68–2.23) 0.46 0.001 0.497
Weight loss (%) 233 (97) 127 (96) 0.76 (0.24–2.45) 0.20 0.0004 0.650
Positive TST (%) 183 (76) 100 (76) 0.97 (0.59–1.60) 0.01 0.000 0.915
PTB-CXR (%) 233 (97) 113 (86) 0.18 (0.07–0.44) 16.44 0.034 <0.01
  1. N number of patients in the group