Skip to main content

Table 1 Demographic characteristics of participating household contacts

From: Barriers to adherence with tuberculosis contact investigation in six provinces of Vietnam: a nested case–control study

Characteristics   Cases+   Controls*  
   N   n  
Total   109   194  
Gender Female 65 (60%) 113 (58%)
Median age, years (IQR) 35     
(18–50) 33 (20–49)  
Region of Vietnam North 19 (17%) 16 (8%)
Centre 20 (18%) 40 (21%)
  South 70 (64%) 138 (71%)
Setting Rural 52 (48%) 81 (42%)
  Urban 57 (52%) 113 (58%)
Prior TB history   10 (9%) 10 (5%)
Relationship to TB patient Parent 17 (16%) 35 (18%)
Spouse 31 (28%) 59 (30%)
  Child 39 (36%) 64 (33%)
  Sibling 7 (6%) 18 (9%)
  Other relative 15 (14%) 18 (9%)
Highest education level# No schooling 4 (4%) 16 (8%)
Primary (grades 1–5) 26 (25%) 50 (26%)
  Secondary (grades 6) 29 (28%) 55 (29%)
  High school (grades 7+) 32 (31%) 45 (24%)
  Tertiary 10 (10%) 17 (9%)
  Vocational training 3 (3%) 7 (4%)
Current occupation Full time employee 14 (16%) 31 (20%)
Unemployed 7 (8%) 10 (6%)
  Student 20 (22%) 41 (26%)
  Part time employee 0 (0%) 2 (1%)
  Retired 9 (10%) 9 (6%)
  Self-employed 39 (44%) 63 (40%)
Monthly income** <$25 / month 21 (26%) 32 (23%)
  $25 to $250 / month 52 (64%) 97 (71%)
  > $250 / month 8 (10%) 8 (6%)
  1. *’Cases’ were contacts that did not attend their scheduled appointment. +’Controls’ were contacts that attended their scheduled appointment. #Educational level provided by 104/109 cases and 190/194 controls. 89/94 cases and 156 /194 controls stated their occupation. **81/109 cases and 137/194 controls stated their monthly income.