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Table 2 Treatment delay (symptom onset to treatment start) for index cases and subsequent cases in TB households where dates were known

From: Recent household transmission of tuberculosis in England, 2010–2012: retrospective national cohort study combining epidemiological and molecular strain typing data

 

Treatment delay

Median days (IQR)

Index casea (n = 488)

65 (34–124)

All subsequent casesa (n = 512)

40 (18–85)

Subsequent symptomaticb cases (n = 110)

61 (31–177)

Subsequent asymptomaticb cases (n = 402)

37 (16–70)

  1. aWhere treatment delay is known (dates to calculate treatment delay are not available for all cases)
  2. bAt index cases’ first contact with healthcare