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Table 2 Individual initial HIV classifications by Two of Three rule and final resolutions

From: Indeterminate and discrepant rapid HIV test results in couples' HIV testing and counselling centres in Africa

 

Kigali, Rwanda

Lusaka, Zambia

Total

 

Final Resolution

Final Resolution

Final Resolution

 

Total

Uninfect

Infect

Unresolv

Total

Uninfect

Infect

Unresolv

Total

Uninfect

Infect

Unresolv

Two of Three Negative

354

219

4

131

56

46

0

10

410

265

4

141

  

62%

1%

37%

 

82%

0%

18%

 

65%

1%

34%

Two of Three Positive

23

14

8

1

14

3

9

2

37

17

17

3

  

61%

35%

4%

 

21%

64%

14%

 

46%

46%

8%

Two of Three Other

201

128

5

68

13

8

5

0

214

136

10

68

  

64%

2%

34%

 

62%

38%

0%

 

64%

5%

32%

  1. Individuals with initial two of three rapid tests negative ("Two of Three Negative") were classified as "Negative"; those with initial two of three rapid tests positive ("Two of Three Positive") were classified as "Positive". Individuals with two of three rapid test results indeterminate/discrepant ("Two of Three Other") were classified as "Other". All were asked to return for repeat testing and final resolution. Individuals with final three of three rapid test results negative were resolved as HIV uninfected ("Uninfected"); those with three of three rapid test results positive were resolved as HIV infected ("Infected"). Individuals with persistent indeterminate/discrepant rapid test results were finally resolved as "Unresolved".