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Table 2 Univariable and multivariable odds ratios determined by logistic regression (household as random effect), for sleeping proximity as a surrogate marker of exposure to M. tuberculosis

From: Comparison of two interferon gamma release assays in the diagnosis of Mycobacterium tuberculosis infection and disease in The Gambia

  ESAT-6/CFP-10 ELISPOT (n = 182) Quantiferon (n = 187) TST (n = 194)........
  Positive results
No.(%) of contacts
Unadjusted OR (95% CI) Adjusted OR (95% CI) p-value Positive results
No. (%) of contacts
Unadjusted OR (95% CI) Adjusted OR(95% CI) p-value Positive results
No.(%) of contacts
Unadjusted OR(95% CI) Adjusted OR(95% CI) p-value
Sleep proximity             
Different house 17(48.6) 1 1   18(50.0) 1 1   38 (34.2) 1 1  
Different room 63(57.8) 1.8(0.6–5.1) 2.3(0.7–7.0)   64(57.7) 1.4(0.6–3.1) 1.5(0.6–3.6)   55 (47.8) 1.8(0.8–4.1) 2.4(0.9–6.5)  
Same room 24(63.2) 2.3(0.6–8.5) 4.2(1.0–18.0) 0.15** 28(70.0) 2.6(0.9–7.6) 3.8(1.2–12.5) 0.08** 25 (61.0) 3.2(1.2–8.9) 4.8(1.3–17.1) 0.06**
  1. *Positive result defined as a mean induration diameter of ≥10 mm.
  2. **p values for linear trend,