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Table 4 Associated Mean Decreases Accuracy (MDA) and Mean Decrease Gini (MDG) of high importance predictors of High viral load (2014–2015)

From: Identifying Potential Factors Associated with High HIV viral load in KwaZulu-Natal, South Africa using Multiple Correspondence Analysis and Random Forest Analysis

Predictors (2014 Survey)

MDA

MDG

Predictors (2015 Survey)

MDA

MDG

Dose ARV

66.9

410.8

ARV dosage

100.4

246.8

CD4 cell count

55.8

149.9

CD4 cell count

76.1

72.5

Perceived risk of contracting HIV

28.9

111.9

Exposed to TB last 12 months

21.5

45.5

On ARV

15.7

202.3

On medication to prevent TB

21.1

42.5

Knowledge of HIV status

13.5

66.8

Ever diagnosed of TB

20.2

19.5

Alcohol

13.3

41.3

Knowledge of HIV status

19.7

57.9

Ever diagnosed of TB

9.5

35.3

On ARV

18.0

38.4

Ever tested for TB

9.0

25.5

Perceived risk of contracting HIV

17.1

35.5

On TB medication

8.19

36.2

Meal cut

12.0

33.2

Total number of sex partners last 12 months

6.3

49.6

No money

10.5

33.3

Gender

4.9

39.2

Gender

9.5

12.7

Exposed to TB last 12 months

4.9

33.0

Length in community

6.6

18.9

Total number of lifetime sex partners

4.7

20.9

Ever tested for TB

9.6

16.7

Education status

1.1

21.5

Total number of lifetime sex partners

1.8

15.5

Length in community

2.2

26.3

Education status

1.6

14.7