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Table 1 Median scores of TB and HIV knowledge and the combined total score against demographic and social characteristics (n = 157)

From: An assessment of the HIV/TB knowledge and skills of home-based carers working in the North West province in South Africa: a cross-sectional study

Characteristics TB knowledge score HIV knowledge score (%) Total knowledge score (HIV/TB combined)   P value
Median score IQR Median score IQR Median score IQR Total (N)  
Age         0.751
 20–24 57 46–68 80 73–80 62 57–73 28
 25–29 61 45–73 73 60–80 63 54–76 24
 30–34 71 50–87 73 53–80 69 57–84 25
 35+ 66 51–77 60 53–80 66 56–73 80
Highest educational level
 Primary 71 53–83 53 48–60 66 55–73 20 0.032a
 High school 65 46–78 80 60–80 68 58–77 94
 Secondary 60 39–72 60 53–80 64 51–70 43
Received formal training
 Yes 71 56–80 73 60–80 70 60–76 75 0.004b
 No 56 42–71 73 58–80 61 53–73 82
Overall score 66 57–75 73 60–80 66 57–75 157  
  1. P values are for total knowledge score only; a Independent Samples Kruskall Wallis Test for comparison across groups; b Mann-Whitney Test for comparison between groups
  2. IQR Interquartile range