Skip to main content

Table 1 Baseline characteristics in children with household multidrug-resistant tuberculosis and drug-susceptible tuberculosis exposure

From: Correction to: The impact of drug resistance on the risk of tuberculosis infection and disease in child household contacts: a cross sectional study

Risk factors and clinical states DS-TB exposure (n = 316) N (%) MDR-TB exposure (n = 229) N (%)
Child factors
 < 1 year 48 (15.2) 50 (21.8)
 1 year 66 (20.9) 41 (17.9)
 2 years 71 (22.5) 44 (19.2)
 3 years 73 (23.1) 56 (24.5)
 4 years 58 (18.4) 38 (16.6)
 Male 162 (51.3) 119 (52.2)
 Black African (vs. mixed race) 52 (16.5) 101 (44.1)**
 HIV-positive 1 (0.3) 8 (3.7)*
 BCG scar/vaccination documented 310 (98.1) 181 (81.2)**
 Previous tuberculosis treatment 8 (2.5) 21 (9.2)*
 Weight for age (z-score) < −2 32 (10.1) 23 (10.1)
 Sleeps in same room as TB source case 79 (25.3) 34 (15.0)**
 Sleeps in same bed as TB source case 20 (6.4) 57 (25.2)**
Adult source case /household factors
 Source case sputum acid-fast bacilli smear-positive 181 (62.9) 180 (80.0)**
 Household tobacco smoke exposure 245 (80.4) 145 (63.3)**
 Mean socioeconomic index (x/11), n (standard deviation) 4.0 (2.6) 4.1 (2.5)
Clinical states
 Exposure no infection 205 (65.7) 125 (61.3)
 Infection no disease 80 (25.6) 86 (38.1)*
 Disease 27 (8.7) 15 (6.6)
  1. MDR-TB Mycobacterium tuberculosis resistant to rifampicin and isoniazid (defined by line probe assay)
  2. DS-TB Mycobacterium tuberculosis susceptible to rifampicin and isoniazid (defined by line probe assay)
  3. p < 0.01*; p < 0.001**